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

  1. mysql> SET PASSWORD='test'; -- change my password
  2. Query OK, 0 rows affected (0.01 sec)
  4. mysql> CREATE USER 'newuser' IDENTIFIED BY 'test';
  5. Query OK, 1 row affected (0.00 sec)
  7. mysql> SHOW CREATE USER newuser;
  8. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  9. | CREATE USER for newuser@%                                                                                                                                            |
  10. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  11. | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK |
  12. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  13. 1 row in set (0.00 sec)
  15. mysql> SET PASSWORD FOR newuser = 'test';
  16. Query OK, 0 rows affected (0.01 sec)
  18. mysql> SHOW CREATE USER newuser;
  19. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  20. | CREATE USER for newuser@%                                                                                                                                            |
  21. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  22. | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK |
  23. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  24. 1 row in set (0.00 sec)
  26. mysql> SET PASSWORD FOR newuser = PASSWORD('test'); -- deprecated syntax from earlier MySQL releases
  27. Query OK, 0 rows affected (0.00 sec)
  29. mysql> SHOW CREATE USER newuser;
  30. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  31. | CREATE USER for newuser@%                                                                                                                                            |
  32. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  33. | CREATE USER 'newuser'@'%' IDENTIFIED WITH 'mysql_native_password' AS '*94BDCEBE19083CE2A1F959FD02F964C7AF4CFC29' REQUIRE NONE PASSWORD EXPIRE DEFAULT ACCOUNT UNLOCK |
  34. +----------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  35. 1 row in set (0.00 sec)

MySQL 兼容性

SET PASSWORD 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