REVOKE

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

  1. mysql> CREATE USER newuser IDENTIFIED BY 'mypassword';
  2. Query OK, 1 row affected (0.02 sec)
  4. mysql> GRANT ALL ON test.* TO 'newuser';
  5. Query OK, 0 rows affected (0.03 sec)
  7. mysql> SHOW GRANTS FOR 'newuser';
  8. +-------------------------------------------------+
  9. | Grants for newuser@%                            |
  10. +-------------------------------------------------+
  11. | GRANT USAGE ON *.* TO 'newuser'@'%'             |
  12. | GRANT ALL PRIVILEGES ON test.* TO 'newuser'@'%' |
  13. +-------------------------------------------------+
  14. 2 rows in set (0.00 sec)
  16. mysql> REVOKE ALL ON test.* FROM 'newuser';
  17. Query OK, 0 rows affected (0.03 sec)
  19. mysql> SHOW GRANTS FOR 'newuser';
  20. +-------------------------------------+
  21. | Grants for newuser@%                |
  22. +-------------------------------------+
  23. | GRANT USAGE ON *.* TO 'newuser'@'%' |
  24. +-------------------------------------+
  25. 1 row in set (0.00 sec)
  27. mysql> DROP USER newuser;
  28. Query OK, 0 rows affected (0.14 sec)
  30. mysql> SHOW GRANTS FOR newuser;
  31. 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。如有任何兼容性差异，请在 GitHub 上提交 issue。

另请参阅