SHOW GRANTS

SHOW GRANTS 语句用于显示与用户关联的权限列表。与在 MySQL 中一样，USAGE 权限表示登录 TiDB 的能力。

语法图

ShowGrantsStmt:

ShowGrantsStmt

Username:

Username

UsingRoles:

UsingRoles

RolenameList:

RolenameList

Rolename:

Rolename

示例

1. SHOW GRANTS;

1. +-------------------------------------------+
2. | Grants for User                           |
3. +-------------------------------------------+
4. | GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' |
5. +-------------------------------------------+
6. 1 row in set (0.00 sec)

1. SHOW GRANTS FOR 'u1';

1. ERROR 1141 (42000): There is no such grant defined for user 'u1' on host '%'

1. CREATE USER u1;

1. Query OK, 1 row affected (0.04 sec)

1. GRANT SELECT ON test.* TO u1;

1. Query OK, 0 rows affected (0.04 sec)

1. SHOW GRANTS FOR u1;

1. +------------------------------------+
2. | Grants for u1@%                    |
3. +------------------------------------+
4. | GRANT USAGE ON *.* TO 'u1'@'%'     |
5. | GRANT Select ON test.* TO 'u1'@'%' |
6. +------------------------------------+
7. 2 rows in set (0.00 sec)

MySQL 兼容性

SHOW GRANTS 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