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 database mysqltest; drop database if exists mysqltest; Warnings: Note 1008 Can't drop database 'mysqltest'; database doesn't exist show tables from mysqltest; ERROR 42000: Unknown database 'mysqltest' create table t1 (a int); drop table if exists t1; Warnings: Note 1051 Unknown table 't1' select * from t1; ERROR 42S02: Table 'test.t1' doesn't exist create table t1 (a int, b int); insert into t1 values(1,1); delete from t1; select * from t1; a b insert into t1 values(1,1); insert into t1 values(2,1); update t1 set a=2; select * from t1; a b 2 1 2 1 create table t2 (a int, b int); delete from t1; insert into t1 values(1,1); insert into t2 values(1,1); update t1 set a=2; UPDATE t1, t2 SET t1.a = t2.a; select * from t1; a b 1 1 select * from t2; a b 1 1 delete from t1; delete from t2; insert into t1 values(1,1); insert into t2 values(1,1); DELETE t1.*, t2.* from t1, t2; select * from t1; a b select * from t2; a b drop table t1;