stop slave; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; reset master; reset slave; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; start slave; create table t1 (a int not null auto_increment primary key, b int, key(b)); stop slave; INSERT INTO t1 (a) VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10); INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; INSERT INTO t1 (a) SELECT null FROM t1; start slave; stop slave; drop table t1; drop table t1;