从我的托管站点连接到数据库即服务时如何解决错误？

I utilized a free hosting service called 00webhost.com for hosting php-MySQL app. The database was then uploaded to a xeround.com which provides Database-as-a-Service. xeround.com gave url=instancexxxxx.db.xeround.com:57xx as well as a username and password. But 00webhost.com gave the following error:I utilized a free hosting service called 00webh