关于MySQL的外部连接授权配置

授权用户,你想root使用密码从任何主机连接到mysql服务器

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%'  IDENTIFIED BY 'admin123'  WITH GRANT OPTION;
flush privileges;
 

如果你想允许用户root从ip为192.168.1.104的主机连接到mysql服务器

GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'192.168.1.104'   IDENTIFIED BY 'admin123'  WITH GRANT OPTION; 
flush privileges;

 

修改密码：mysql version >= 5.7

update mysql.user set authentication_string=password('admin123') where user='root' and Host = '%';

flush privileges;