Linux忘记mysql密码怎么办?
linux下mysql的root密码忘记解决方法:
目录
1.修改MySQL的登录设置:
# vi /etc/my.cnf
在[mysqld]的段中加上一句:skip-grant-tables 可在如下空白处加
例如:
保存并且退出vi。
2.重新启动mysqld
#用户后面输命令:
# /etc/init.d/mysqld restart
系统提示:
Stopping MySQL: [ OK ]
Starting MySQL: [ OK ]
3.登录并修改MySQL的root密码
用户输入:
# /usr/bin/mysql
系统提示:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 3 to server version: 3.23.56
Type 'help;' or '\h' for help. Type '\c' to clear the buffer.
用户输入:
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
用户输入:
mysql> UPDATE user SET Password = password ( 'new-password' ) WHERE User = 'root' ;
系统提示:
Query OK, 0 rows affected (0.00 sec)
Rows matched: 2 Changed: 0 Warnings: 0
用户输入:
mysql> flush privileges ;
系统提示:
Query OK, 0 rows affected (0.01 sec)
用户输入:
mysql> quit
系统提示:
Bye
4.将MySQL的登录设置修改回来
# vi /etc/my.cnf
将刚才在[mysqld]的段中加上的skip-grant-tables删除
保存并且退出vi。
5.重新启动mysqld
# /etc/init.d/mysqld restart
系统提示:
Stopping MySQL: [ OK ]
Starting MySQL: [ OK ]