mysql 用户授权_MySQL

无意义，备忘

1.授权

--授权app用户从指定IP访问数据库的所有权限

grant all privileges on *.* to 'app'@'10.200.12.232' identified by 'app1234';

--取消授权

revoke alter on *.* from 'app'@'10.200.12.232' identified by 'app1234';

--授权app用户从指定IP访问downloaddb数据库的表（增删改查）

GRANT select,insert,update,delete ON downloaddb.* TO 'app'@'10.200.12.199' IDENTIFIED BY 'app1234' WITH GRANT OPTION;

--取消授权

revoke select,insert,update,delete ON downloaddb.* from 'app'@'10.200.12.199' IDENTIFIED BY 'app1234';

2.刷新权限

--刷新权限

FLUSH PRIVILEGES;

3,grant all privileges on *.* to 'root'@'%' identified by 'xxxxx';

容许外部所有ip访问