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:
示例
mysql> SET PASSWORD='test'; -- change my password
Query OK, 0 rows affected (0.01 sec)
mysql> CREATE USER 'newuser' IDENTIFIED BY 'test';
Query OK, 1 row affected (0.00 sec)
mysql> SELECT USER, HOST, PASSWORD FROM mysql.`user` WHERE USER = 'newuser';
+---------+------+-------------------------------------------+
| USER | HOST | PASSWORD |
+---------+------+-------------------------------------------+
| newuser | % | *94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29 |
+---------+------+-------------------------------------------+
1 row in set (0.00 sec)
mysql> SET PASSWORD FOR newuser = 'test';
Query OK, 0 rows affected (0.01 sec)
mysql> SELECT USER, HOST, PASSWORD FROM mysql.`user` WHERE USER = 'newuser';
+---------+------+-------------------------------------------+
| USER | HOST | PASSWORD |
+---------+------+-------------------------------------------+
| newuser | % | *94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29 |
+---------+------+-------------------------------------------+
1 row in set (0.00 sec)
mysql> SET PASSWORD FOR newuser = PASSWORD('test'); -- deprecated syntax from earlier MySQL releases
Query OK, 0 rows affected (0.00 sec)
mysql> SELECT USER, HOST, PASSWORD FROM mysql.`user` WHERE USER = 'newuser';
+---------+------+-------------------------------------------+
| USER | HOST | PASSWORD |
+---------+------+-------------------------------------------+
| newuser | % | *94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29 |
+---------+------+-------------------------------------------+
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，请在 GitHub 上提交 issue。