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)
  3. mysql> GRANT ALL ON test.* TO 'newuser';
  4. Query OK, 0 rows affected (0.03 sec)
  5. mysql> SHOW GRANTS FOR 'newuser';
  6. +-+
  7. | Grants for newuser@% |
  8. +-+
  9. | GRANT USAGE ON *.* TO 'newuser'@'%' |
  10. | GRANT ALL PRIVILEGES ON test.* TO 'newuser'@'%' |
  11. +-+
  12. 2 rows in set (0.00 sec)
  13. mysql> REVOKE ALL ON test.* FROM 'newuser';
  14. Query OK, 0 rows affected (0.03 sec)
  15. mysql> SHOW GRANTS FOR 'newuser';
  16. +-+
  17. | Grants for newuser@% |
  18. +-+
  19. | GRANT USAGE ON *.* TO 'newuser'@'%' |
  20. +-+
  21. 1 row in set (0.00 sec)
  22. mysql> DROP USER newuser;
  23. Query OK, 0 rows affected (0.14 sec)
  24. mysql> SHOW GRANTS FOR newuser;
  25. 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