MYSQL权限回收

给予最小权限

grant select,insert,update,delete,create,LOCK TABLES,Trigger,EXECUTE on vtdc.employee to joe@10.163.225.87 identified by '123';

 FLUSH PRIVILEGES

查看全部用户：select * from mysql. user \G。

查看权限。

mysql> show grants for 'lifeq_test'@'%';                                                                         +-----------------------------------------------------------------------------------------------------------+
| Grants for lifeq_test@%                                                                                   |
+-----------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'lifeq_test'@'%' IDENTIFIED BY PASSWORD '*E8D04393933593438F92BD1FD688B4418D932D98' |
| GRANT SELECT, INSERT, UPDATE, DELETE, CREATE ON `lifeq`.* TO 'lifeq_test'@'%' WITH GRANT OPTION           |
+-----------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)

回收权限

REVOKE DROP, REFERENCES, INDEX, ALTER, CREATE TEMPORARY TABLES,  CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, EVENT ON lifeq.* FROM 'lifeq_test'@'%';

*.* 库的权限回收

REVOKE DROP, REFERENCES, INDEX, ALTER, CREATE TEMPORARY TABLES,  CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, EVENT, RELOAD, SHUTDOWN, PROCESS, FILE, SHOW DATABASES, SUPER, REPLICATION SLAVE, REPLICATION CLIENT, CREATE USER, CREATE TABLESPACE ON lifeq.* FROM 'lifeq_test'@'%';

创建伪最高权限账号：

grant select,insert,update,delete,create,drop,LOCK TABLES,Trigger,EXECUTE,DROP, REFERENCES, INDEX, ALTER, CREATE TEMPORARY TABLES,  CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, EVENT  on *.* to xm@ identified by 'Byz';

创建最高权限账号：等于  all privileges  全部权限

GRANT SELECT, INSERT, UPDATE, DELETE, CREATE, DROP, RELOAD, SHUTDOWN, PROCESS, FILE, REFERENCES, INDEX, ALTER, SHOW DATABASES, SUPER, CREATE TEMPORARY TABLES, LOCK TABLES, EXECUTE, REPLICATION SLAVE, REPLICATION CLIENT, CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, CREATE USER, EVENT, TRIGGER ON *.* TO 'root'@'localhost' IDENTIFIED BY PASSWORD '*9A236654D1142CDD0B17FDDB6074E39EAE041781'