1.添加管理员:

grant all privileges on *.* to root@IP identified by ‘密码’;
flush privileges;  ///刷新数据库

2.查看环境变量

show variables

3.显示所有数据库和库里的所有表

show databases

show tables

4.数据库复制相关master/slave

show master status

show slave status

load data from master (从master同步数据,慎用,执行时master数据库会被锁住)

slave start

slave stop

flash logs(截断日志)

PURGE MASTER LOGS TO ‘mysql-bin.010′;
PURGE MASTER LOGS BEFORE ’2003-04-02 22:46:26′; (删除日志)

5.显示当前操作

show processlist