mysql 更改user表修改密码

--修改test用户密码为999999  
mysql> use mysql  
Reading table information for completion of table and column names  
You can turn off this feature to get a quicker startup with -A  
  
Database changed  
mysql> UPDATE user SET password=PASSWORD('999999') WHERE user='test';  
Query OK, 2 rows affected (0.00 sec)  
Rows matched: 2  Changed: 2  Warnings: 0  
  
mysql> flush privileges;  
Query OK, 0 rows affected (0.00 sec)  
  
mysql>