在MySql中执行查询时，只与only_full_group_by有关的错误。

I have upgraded my system and have installed MySql 5.7.9 with php for a web application I am working on. I have a query that is dynamically created, and when run in older versions of MySql it works fine. Since upgrading to 5.7 I get this error:I have upgraded my system and have installed My