1、查看防火墙是否关闭
2、报1130错误则:
mysql -u root -p
mysql;use mysql;
mysql;select 'host' from user where user='root';
mysql;update user set host = '%' where user ='root'; --报错1062不要管直接进行下一步
mysql;flush privileges;
mysql;select 'host' from user where user='root';