19
19
UPDATE t4 SET col0_int= NULL WHERE col1_int != 2;
20
20
DROP TABLE t1, t2, t3, t4;
34
22
CREATE TABLE `test`.`t1` ( `a` INT NOT NULL, `b` VARCHAR(1000) COLLATE utf8_general_ci DEFAULT NULL, PRIMARY KEY (`a`) ) ENGINE=InnoDB COLLATE = utf8_general_ci;