mysql5.7忘记root密码-如何重置了？

1、停止mysql

systemctl stop mysqld

2、启动无权限表的mysql服务：

mysqld_safe --skip-grant-tables &

3、升级过数据库的执行这个步骤

mysql_upgrade -u root

ss -lntup | grep 3306

pid 1647

kill -TERM 1647

4、mysqld_safe --skip-grant-tables &

5、mysql -u root

6、FLUSH PRIVILEGES;

7、SET PASSWORD FOR 'root'@'localhost' = PASSWORD('new_password');

8、ALTER USER 'root'@'localhost' IDENTIFIED BY 'new_password';

9、EXIT;

10、

[root@centos7 ~]# ss -lntup | grep 3306
tcp    LISTEN     0      50        *:3306                  *:*                   users:(("mysqld",pid=1647,fd=14))
[root@centos7 ~]# kill -TERM 1647

11、

systemctl start mariadb

12、mysql -uroot -pnew_passwd