CentOS7下mysql5.7忘记root密码的处理方法

1.vi /etc/my.cnf
2.在[mysqld]中添加
skip-grant-tables
例如:
[mysqld]
skip-grant-tables
datadir=/var/lib/MySQL
socket=/var/lib/mysql/mysql.sock





3.重启mysql
service mysql restart
4.用户无密码登录
mysql -uroot -p (直接点击回车,密码为空)
5.选择数据库
use mysql;
6.修改root密码
update user set authentication_string=password('123456') where user='root';

7.执行
flush privileges;

8.退出
exit;
9.删除
skip-grant-tables

10.重启mysql
service mysql restart




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转载自lfc-jack.iteye.com/blog/2371217