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mysql 忘记root密码 进行重置

2012-08-11 10:20 645 查看
1、登陆到服务器端
2、service mysql stop
3、mysqld --skip-grant-tables
4、重置密码
[root@testdb1 ~]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.5.25 MySQL Community Server (GPL)

Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

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('xxxxxxxx') where user='root';
Query OK, 4 rows affected (0.09 sec)
Rows matched: 4 Changed: 4 Warnings: 0

mysql> exit
5、kill -TERM pid (pid 为mysqld的进程id)
6、service mysql start
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