HTTP status错误码错误信息描述400CanNotConnectToIPCan not connect to the IP IP.无法连接指定的IP。400CanNotConnectToServerCan not connect to the server IP[:port].无法连接指定的服务器。
Can't connect to mysql sever on ‘xxxx’Cannot Connect to Database ServerYour connection attempt failed for user ‘xxxx’ to the MySQL server请根据连接场景重新确认RDS连接地址类型与安全组规则设置。