CREATE TABLE t2(c1 TIME NOT NULL, c2 TIME NULL, PRIMARY KEY(c1,c2)); 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 t2 VALUES('000008','000008'),('080808','080808'),('8385955','8385955'),('-8385955','-8385955'),('0009','0009'),('0909','0909'),('5454','5454'),('10','10'),('53','53'); 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); SET TIMESTAMP=1233216687; INSERT INTO t2 VALUES(CURRENT_TIME(),CURRENT_TIME()); --sorted_result SELECT * FROM t2; DELETE FROM t2 WHERE c1 IN ('100:04:04',005454,'2:2:2',111111) LIMIT 2; --sorted_result SELECT * FROM t2; DROP TABLE t2;