Edit File: delete_time.test
--disable_warnings DROP TABLE IF EXISTS t1,t2,t3,t4; --enable_warnings # Create tables CREATE TABLE t1(c1 TIME NOT NULL, c2 TIME NULL, PRIMARY KEY(c1)); CREATE TABLE t2(c1 TIME NOT NULL, c2 TIME NULL, PRIMARY KEY(c1,c2)); CREATE TABLE t3(c1 TIME NOT NULL, c2 TIME NULL, UNIQUE INDEX idx(c1,c2)); CREATE TABLE t4(c1 TIME NOT NULL, c2 TIME NULL); # As a string in 'D HH:MM:SS.fraction' format INSERT INTO t1 VALUES ('00:00:00.00','00:00:00.00'),('01:01:01.01','01:01:01.00'),('838:59:59.00','838:59:59.00'),('00:00:01','00:00:01'),('02:02:02','02:02:02'),('838:59:58','838:59:58'),('-838:59:59','-838:59:59'),('00:03','00:03'),('03:03','03:03'),('838:58','838:58'),('00 00:00:04','00 00:00:04'),('04 04:04:04','04 04:04:04'),('34 22:59:57','34 22:59:57'),('00 00:04','00 00:04'),('05 05:05','05 05:05'),('34 22:56','34 22:56'),('05 05','05 05'),('06 06','06 06'),('34 22','34 22'),('07','07'),('59','59'); INSERT INTO t2 VALUES ('00:00:00.00','00:00:00.00'),('01:01:01.01','01:01:01.00'),('838:59:59.00','838:59:59.00'),('00:00:01','00:00:01'),('02:02:02','02:02:02'),('838:59:58','838:59:58'),('-838:59:59','-838:59:59'),('00:03','00:03'),('03:03','03:03'),('838:58','838:58'),('00 00:00:04','00 00:00:04'),('04 04:04:04','04 04:04:04'),('34 22:59:57','34 22:59:57'),('00 00:04','00 00:04'),('05 05:05','05 05:05'),('34 22:56','34 22:56'),('05 05','05 05'),('06 06','06 06'),('34 22','34 22'),('07','07'),('59','59'); INSERT INTO t3 VALUES ('00:00:00.00','00:00:00.00'),('01:01:01.01','01:01:01.00'),('838:59:59.00','838:59:59.00'),('00:00:01','00:00:01'),('02:02:02','02:02:02'),('838:59:58','838:59:58'),('-838:59:59','-838:59:59'),('00:03','00:03'),('03:03','03:03'),('838:58','838:58'),('00 00:00:04','00 00:00:04'),('04 04:04:04','04 04:04:04'),('34 22:59:57','34 22:59:57'),('00 00:04','00 00:04'),('05 05:05','05 05:05'),('34 22:56','34 22:56'),('05 05','05 05'),('06 06','06 06'),('34 22','34 22'),('07','07'),('59','59'); INSERT INTO t4 VALUES ('00:00:00.00','00:00:00.00'),('01:01:01.01','01:01:01.00'),('838:59:59.00','838:59:59.00'),('00:00:01','00:00:01'),('02:02:02','02:02:02'),('838:59:58','838:59:58'),('-838:59:59','-838:59:59'),('00:03','00:03'),('03:03','03:03'),('838:58','838:58'),('00 00:00:04','00 00:00:04'),('04 04:04:04','04 04:04:04'),('34 22:59:57','34 22:59:57'),('00 00:04','00 00:04'),('05 05:05','05 05:05'),('34 22:56','34 22:56'),('05 05','05 05'),('06 06','06 06'),('34 22','34 22'),('07','07'),('59','59'); #As a string with no delimiters in 'HHMMSS' format INSERT INTO t1 VALUES('000008','000008'),('080808','080808'),('8385955','8385955'),('-8385955','-8385955'),('0009','0009'),('0909','0909'),('5454','5454'),('10','10'),('53','53'); INSERT INTO t2 VALUES('000008','000008'),('080808','080808'),('8385955','8385955'),('-8385955','-8385955'),('0009','0009'),('0909','0909'),('5454','5454'),('10','10'),('53','53'); INSERT INTO t3 VALUES('000008','000008'),('080808','080808'),('8385955','8385955'),('-8385955','-8385955'),('0009','0009'),('0909','0909'),('5454','5454'),('10','10'),('53','53'); INSERT INTO t4 VALUES('000008','000008'),('080808','080808'),('8385955','8385955'),('-8385955','-8385955'),('0009','0009'),('0909','0909'),('5454','5454'),('10','10'),('53','53'); #As a number in HHMMSS format INSERT INTO t1 VALUES (000011.00,000011.00),(111111.11,111111.11),(8385952.00,8385952.00),(000012,000012),(121212,121212),(8385951,8385951),(1313,1313),(5151,5151),(14,14),(50,50); INSERT INTO t2 VALUES (000011.00,000011.00),(111111.11,111111.11),(8385952.00,8385952.00),(000012,000012),(121212,121212),(8385951,8385951),(1313,1313),(5151,5151),(14,14),(50,50); INSERT INTO t3 VALUES (000011.00,000011.00),(111111.11,111111.11),(8385952.00,8385952.00),(000012,000012),(121212,121212),(8385951,8385951),(1313,1313),(5151,5151),(14,14),(50,50); INSERT INTO t4 VALUES (000011.00,000011.00),(111111.11,111111.11),(8385952.00,8385952.00),(000012,000012),(121212,121212),(8385951,8385951),(1313,1313),(5151,5151),(14,14),(50,50); #As the result of a function that returns a value that is acceptable in a TIME context SET TIMESTAMP=1233216687; # 2009-01-29 13:41:27 INSERT INTO t1 VALUES(CURRENT_TIME(),CURRENT_TIME()); INSERT INTO t2 VALUES(CURRENT_TIME(),CURRENT_TIME()); INSERT INTO t3 VALUES(CURRENT_TIME(),CURRENT_TIME()); INSERT INTO t4 VALUES(CURRENT_TIME(),CURRENT_TIME()); #Insert permissible NULLs INSERT INTO t1 VALUES('123456',null); #INSERT INTO t2 VALUES('123456',null); INSERT INTO t3 VALUES('123456',null); INSERT INTO t4 VALUES('123456',null); --sorted_result SELECT * FROM t1; --sorted_result SELECT * FROM t2; --sorted_result SELECT * FROM t3; --sorted_result SELECT * FROM t4; #Deleting the table rows --sorted_result SELECT c1 FROM t1 WHERE c1='00:00:07'; DELETE FROM t1 WHERE c1='00:00:07'; --sorted_result SELECT c1 FROM t1; --sorted_result SELECT c1 FROM t2 WHERE c1='-838:59:59' AND c2='-838:59:59'; DELETE FROM t2 WHERE c1='-838:59:59' AND c2='-838:59:59'; --sorted_result SELECT c1 FROM t2; #Deleting rowa with NULL attributes --sorted_result SELECT c2 FROM t3 WHERE c2=null; DELETE FROM t3 WHERE c2=null; --sorted_result SELECT c2 FROM t3; #Delete by order by limit --sorted_result SELECT c1 FROM t4 WHERE c1 < '000009'; DELETE FROM t4 WHERE c1 < '000009' ORDER BY c1 LIMIT 3; --sorted_result SELECT c1 FROM t4; #Delete by range values DELETE FROM t1 WHERE c1='00:00:09' AND c1='01:01:01'; --sorted_result SELECT c2 FROM t1; DELETE FROM t2 WHERE c2=000400 OR c2= 000900; --sorted_result SELECT c1 FROM t2; DELETE FROM t2 WHERE c1 IN ('100:04:04',005454,'2:2:2',111111) ORDER BY c1 LIMIT 2; --sorted_result SELECT c2 FROM t2; #Multi table delete DELETE t1,t2,t3,t4 FROM t1,t2,t3,t4 WHERE t1.c1='00:13:13' AND t2.c1=080808 AND t4.c1='00:04:00' AND t3.c2=020202; #Delete using various access methods # Delete using Const # EXPLAIN SELECT * FROM t1 WHERE c1='00:09:09' AND c2='00:09:09'; DELETE FROM t1 WHERE c1='00:09:09' AND c2='00:09:09'; --sorted_result SELECT * FROM t1; # Delete using range # EXPLAIN SELECT * FROM t1 WHERE c1 BETWEEN 080000 AND 100000; DELETE FROM t1 WHERE c1 BETWEEN 080000 AND 100000; --sorted_result SELECT * FROM t1; # EXPLAIN SELECT * FROM t1 WHERE c1 IN (222222,8385959,1500000); DELETE FROM t1 WHERE c1 IN (222222,8385959,1500000); --sorted_result SELECT * FROM t1; # Delete using eq_ref # EXPLAIN SELECT * FROM t2,t3 WHERE t2.c1=t3.c1 AND t2.c3=t3.c3; DELETE t1,t2 FROM t1,t2 WHERE t1.c1=t2.c1 AND t1.c2=t2.c2; --sorted_result SELECT * FROM t1; --sorted_result SELECT * FROM t2; --sorted_result SELECT * FROM t3; --sorted_result SELECT * FROM t4; #Drop tables; DROP TABLE IF EXISTS t1,t2,t3,t4;