SET PASSWORD

SET PASSWORD 语句用于更改 TiDB 系统数据库中的用户密码。

语法图

SetStmt:

SetStmt

示例

SET PASSWORD='test';
Query OK, 0 rows affected (0.01 sec)
CREATE USER 'newuser' IDENTIFIED BY 'test';
Query OK, 1 row affected (0.00 sec)
SHOW CREATE USER 'newuser';
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER for newuser@% | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec)
SET PASSWORD FOR 'newuser' = 'test';
Query OK, 0 rows affected (0.01 sec)
SHOW CREATE USER 'newuser';
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER for newuser@% | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec)
SET PASSWORD FOR 'newuser' = PASSWORD('test');

上述语法是早期 MySQL 版本的过时语法。

Query OK, 0 rows affected (0.00 sec)
SHOW CREATE USER 'newuser';
+----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER for newuser@% | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec)

MySQL 兼容性

SET PASSWORD 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

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