ERROR 2003 (HY000): Can't connect to MySQL server on 'x.x.x.x' (61)

默认情况下，mysql安装后只允许本地登陆，所以需要修改配置文件将地址绑定给去掉：

LiangMa-MacBook-Pro:~ maliang$ sudo vi /usr/local/mysql/my.cnf

将my.cnf中的bind-address=0.0.0.0一行注释掉