Linux重置MySQL密码

1.停止mysql程序

1 2	`[root@H0f ~]# service mysqld stop` `Stopping mysqld: [ OK ]`

2.打开mysql配置文件

1	`[root@H0f ~]# vim /etc/my.cnf搜索mysqlld /mysqld[mysqld]#下一行添加skip-grant-tables #忽略MySQL权限问题，直接登录`

3.开启MySQL服务

1	`[root@H0f ~]# service mysqld start`

4.无密码直接进入mysql

1 2 3 4 5 6 7 8 9 10 11 12 [root@H0f ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version: 5.1.73-log Source distribution Copyright (c) 2000, 2013, 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.

5.使用mysql表，进行修改密码

1 2 3 4 5 <strong>mysql> use mysql</strong> Database changed <strong>mysql> update user set password=password( "123" ) where user= "root" ;#密码修改为123</strong> Query OK, 3 rows affected (0.00 sec) Rows matched: 3 Changed: 3 Warnings: 0

6.刷新权限

1 2	`mysql> flush privileges;` `Query OK, 0 rows affected (0.00 sec)`

7.杀死所有mysqld进程

1 2 3 [root@H0f ~]# killall mysqld [root@H0f ~]# ps -ef|grep mysqld root 53342 45198 0 20:57 pts/6 00:00:00 grep mysqld

8.开启mysqld服务

1 2	`[root@H0f ~]# service mysqld start` `Starting mysqld: [ OK ]`

9.测试进入mysql

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 [root@H0f ~]# mysql -u root -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version: 5.1.73-log Source distribution Copyright (c) 2000, 2013, 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>