阿里云轻量应用服务器mysql开启远程访问

进入防火墙设置

 

添加规则

 

添加mysql

 

登录mysql

mysql -u root -p mysql

 

设置root用户远程连接的密码为123456

grant all privileges on *.* to 'root'@'%' identified by '123456' with grant option;