mysql远程连接权限grant all privileges on *.* to ‘root‘@‘%‘ identified by ‘123456‘ with grant optio语句报错

这条语句适用于MySQL8.0之前的

而MySQL8.0及之后的，设置远程连接权限要用下面的语句才可以

create user root@'%' identified by '123456';

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