Edit File: in_set_null.test
--disable_warnings DROP TABLE IF EXISTS t7; --enable_warnings CREATE TABLE t7(c1 SET('a','abcdefghijabcdefghijabcdefghijabcdefghijabcdefghij') NULL); INSERT INTO t7(c1) VALUES(NULL); INSERT INTO t7(c1) VALUES(''); INSERT INTO t7(c1) VALUES('a'); INSERT INTO t7(c1) VALUES('abcdefghijabcdefghijabcdefghijabcdefghijabcdefghij'); INSERT INTO t7(c1) VALUES('abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghij'); INSERT INTO t7(c1) VALUES('a,abcdefghijabcdefghijabcdefghijabcdefghijabcdefghij'); SELECT * FROM t7; SELECT COUNT(c1) AS null_rows FROM t7 WHERE c1 IS NULL; DROP TABLE t7;