REVOKE <privileges>

REVOKE <privileges> 语句用于删除已有用户的权限。

语法图

GrantStmt:

GrantStmt

PrivElemList:

PrivElemList

PrivElem:

PrivElem

PrivType:

PrivType

ObjectType:

ObjectType

PrivLevel:

PrivLevel

UserSpecList:

UserSpecList

示例

CREATE USER newuser IDENTIFIED BY 'mypassword';
Query OK, 1 row affected (0.02 sec)
GRANT ALL ON test.* TO 'newuser';
Query OK, 0 rows affected (0.03 sec)
SHOW GRANTS FOR 'newuser';
+-------------------------------------------------+ | Grants for newuser@% | +-------------------------------------------------+ | GRANT USAGE ON *.* TO 'newuser'@'%' | | GRANT ALL PRIVILEGES ON test.* TO 'newuser'@'%' | +-------------------------------------------------+ 2 rows in set (0.00 sec)
REVOKE ALL ON test.* FROM 'newuser';
Query OK, 0 rows affected (0.03 sec)
SHOW GRANTS FOR 'newuser';
+-------------------------------------+ | Grants for newuser@% | +-------------------------------------+ | GRANT USAGE ON *.* TO 'newuser'@'%' | +-------------------------------------+ 1 row in set (0.00 sec)
DROP USER newuser;
Query OK, 0 rows affected (0.14 sec)
SHOW GRANTS FOR newuser;
ERROR 1141 (42000): There is no such grant defined for user 'newuser' on host '%'

MySQL 兼容性

REVOKE <privileges> 语句与 MySQL 完全兼容。如发现任何兼容性差异,请在 GitHub 上提交 issue

另请参阅