1. 用户操作
1.1 创建用户(密码为‘123‘)
mysql> create user zun@'172.16.1.%' identified by '123';
1.2 删除用户
mysql> drop user zun@'172.16.1.%';
1.3 修改用户密码
mysql> alter user zun@'172.16.1.%' identified by '234';
1.4 查询用户
mysql> select user,host from mysql.user;
2. 权限管理
2.1 用户授权
语法:grant 权限 on 作用目标(库.表) to 用户 identified by 密码 with grant option;
1. 创建一个管理员用户root,可以通过10网段,管理数据库.
mysql> grant all on *.* to root@'10.0.0.%' identified by '123' with grant option;
2. 创建一个应用用户wordpress,可以通过10网段,wordpress库下的所有表进行SELECT,INSERT, UPDATE, DELETE.
mysql> grant SELECT,INSERT, UPDATE, DELETE on wordpress.* to wordpress@'10.0.0.%' identified by '123';
2.2 回收权限
mysql> revoke delete on wordpress.* from 'wordpress'@'10.0.0.%';
mysql> show grants for wordpress@'10.0.0.%';
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