centos7安装phpstudy，修改mysql默认密码

1.vi /etc/my.cnf

2.在[mysqld]下添加skip-grant-tables，然后保存并退出

3.重启phpstudy restart

4./phpstudy/mysql/bin/mysql -uroot -proot登录

5.UPDATE mysql.user SET authentication_string=PASSWORD('root') WHERE User='root';

6.FLUSH PRIVILEGES;