RENAME USER

RENAME USER 语句用于对已有用户进行重命名。

语法图

RenameUserStmt
RENAMEUSERUserToUser,
UserToUser
UsernameTOUsername
Username
StringName@StringNamesingleAtIdentifierCURRENT_USEROptionalBraces

示例

CREATE USER 'newuser' IDENTIFIED BY 'mypassword';
Query OK, 1 row affected (0.02 sec)
SHOW GRANTS FOR 'newuser';
+-------------------------------------+ | Grants for newuser@% | +-------------------------------------+ | GRANT USAGE ON *.* TO 'newuser'@'%' | +-------------------------------------+ 1 row in set (0.00 sec)
RENAME USER 'newuser' TO 'testuser';
Query OK, 0 rows affected (0.08 sec)
SHOW GRANTS FOR 'testuser';
+--------------------------------------+ | Grants for testuser@% | +--------------------------------------+ | GRANT USAGE ON *.* TO 'testuser'@'%' | +--------------------------------------+ 1 row in set (0.00 sec)
SHOW GRANTS FOR 'newuser';
ERROR 1141 (42000): There is no such grant defined for user 'newuser' on host '%'

MySQL 兼容性

RENAME USER 语句与 MySQL 完全兼容。如发现任何兼容性差异,请尝试 TiDB 支持资源

另请参阅