^^&&^^

Edit File: se_string_limit.result

DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 1;
c1	c2	c3
a	a	1
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='b' LIMIT 1;
c1	c2	c3
b	a	1
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 1;
c1	c2	c3
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='c' LIMIT 1;
c1	c2	c3
c	a	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 1;
c1	c2	c3
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='d' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='e' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='f' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 1;
c1	c2	c3
a	a	1
SELECT * FROM t1 WHERE c1='y' LIMIT 1;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 1;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='b' LIMIT 5;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 5;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='c' LIMIT 5;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 5;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='d' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='e' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='f' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 5;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='y' LIMIT 5;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 5;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 CHAR(1) NULL, c2 CHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(1) NULL, c2 VARCHAR(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(1) NULL, c2 BINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(1) NULL, c2 VARBINARY(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(1) NULL, c2 BLOB(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
a	b	1
a	b	2
a	c	4
a	d	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
a	b	3
a	b	2
a	c	4
a	d	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
a	b	2
a	b	2
a	c	4
a	d	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
a	b	7
a	b	2
a	c	4
a	d	5
a	a	6
a	a	2
a	b	3
a	c	4
a	d	5
a	b	6
a	b	2
a	c	4
a	d	5
a	a	4
a	a	2
a	b	3
a	c	4
a	d	5
a	b	4
a	b	2
a	c	4
a	d	5
a	a	5
a	a	2
a	b	3
a	c	4
a	d	5
a	b	5
a	b	2
a	c	4
a	d	5
a	a	9
a	a	2
a	b	3
a	c	4
a	d	5
a	b	9
a	b	2
a	c	4
a	d	5
a	a	8
a	a	2
a	b	3
a	c	4
a	d	5
a	b	8
a	b	2
a	c	4
a	d	5
SELECT * FROM t1 WHERE c1='a' AND c2 = 'a' LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	a	3
a	a	2
a	a	2
a	a	2
a	a	7
a	a	2
a	a	6
a	a	2
a	a	4
a	a	2
a	a	5
a	a	2
a	a	9
a	a	2
a	a	8
a	a	2
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' LIMIT 100;
c1	c2	c3
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	7
b	c	6
b	e	4
b	z	5
b	a	1
b	a	6
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	6
b	c	6
b	e	4
b	z	5
b	a	1
b	a	4
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	4
b	c	6
b	e	4
b	z	5
b	a	1
b	a	5
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	5
b	c	6
b	e	4
b	z	5
b	a	1
b	a	9
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	9
b	c	6
b	e	4
b	z	5
b	a	1
b	a	8
b	c	6
b	e	4
b	z	5
b	b	3
b	b	1
b	a	8
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='b' AND c2 = 'b' LIMIT 100;
c1	c2	c3
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
b	b	3
b	b	1
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='c' LIMIT 100;
c1	c2	c3
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
c	a	5
c	c	7
c	c	7
c	d	9
c	f	5
c	b	5
c	c	7
c	c	7
c	d	9
c	f	5
c	a	5
c	c	7
c	c	6
c	d	9
c	f	5
c	b	5
c	c	7
c	c	6
c	d	9
c	f	5
c	a	5
c	c	7
c	c	4
c	d	9
c	f	5
c	b	5
c	c	7
c	c	4
c	d	9
c	f	5
c	a	5
c	c	7
c	c	5
c	d	9
c	f	5
c	b	5
c	c	7
c	c	5
c	d	9
c	f	5
c	a	5
c	c	7
c	c	9
c	d	9
c	f	5
c	b	5
c	c	7
c	c	9
c	d	9
c	f	5
c	a	5
c	c	7
c	c	8
c	d	9
c	f	5
c	b	5
c	c	7
c	c	8
c	d	9
c	f	5
SELECT * FROM t1 WHERE c1='c' AND c2 = 'c' LIMIT 100;
c1	c2	c3
c	c	7
c	c	1
c	c	7
c	c	1
c	c	7
c	c	3
c	c	7
c	c	3
c	c	7
c	c	2
c	c	7
c	c	2
c	c	7
c	c	7
c	c	7
c	c	7
c	c	7
c	c	6
c	c	7
c	c	6
c	c	7
c	c	4
c	c	7
c	c	4
c	c	7
c	c	5
c	c	7
c	c	5
c	c	7
c	c	9
c	c	7
c	c	9
c	c	7
c	c	8
c	c	7
c	c	8
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='d' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='d' AND c2 = 'd' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='e' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='e' AND c2 = 'e' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='f' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='f' AND c2 = 'f' LIMIT 100;
c1	c2	c3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(1) NULL, c2 TEXT(1) NULL, c3 INT NULL);
TRUNCATE TABLE t1;
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',1), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',1), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',1), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',1), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',3), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',3), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',3), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',3), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',2), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',2), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',2), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',2), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',7), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',7), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',7), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',7), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',6), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',6), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',6), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',6), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',4), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',4), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',4), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',4), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',5), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',5), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',5), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',5), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',9), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',9), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',9), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',9), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','a',8), ('a','a',2), ('a','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','a',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','a',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('a','b',8), ('a','b',2), ('b','b',3), ('a','c',4), ('a','d',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('b','b',1), ('b','a',8), ('b','c',6), ('b','e',4), ('b','z',5);
INSERT INTO t1 (c1,c2,c3) VALUES ('c','b',5), ('c','c',7), ('c','c',8), ('c','d',9), ('c','f',5);
SELECT * FROM t1 LIMIT 100;
c1	c2	c3
a	a	1
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	1
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	1
c	d	9
c	f	5
a	b	1
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	1
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	1
c	d	9
c	f	5
a	a	3
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	3
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	3
c	d	9
c	f	5
a	b	3
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	3
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	3
c	d	9
c	f	5
a	a	2
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	2
b	c	6
b	e	4
b	z	5
c	a	5
c	c	7
c	c	2
c	d	9
c	f	5
a	b	2
a	b	2
b	b	3
a	c	4
a	d	5
b	b	1
b	a	2
b	c	6
b	e	4
b	z	5
c	b	5
c	c	7
c	c	2
c	d	9
c	f	5
a	a	7
a	a	2
a	b	3
a	c	4
a	d	5
b	a	1
b	a	7
b	c	6
b	e	4
b	z	5
SELECT * FROM t1 WHERE c1='y' LIMIT 100;
c1	c2	c3
SELECT * FROM t1 WHERE c1='y' AND c2 = 'y' LIMIT 100;
c1	c2	c3
DROP TABLE t1;