Not yet on a paid plan so don't have access to dynamic filtering. I am unsure if dynamic filtering changes this though (will make it work)...

Is that a question or a statement? 

Hey Dimitris, I'm suffering from the same problem, and I think I understand what you're asking to do, however, I cannot find a way to 'filter the data in the data source'...My data source is a table of all my users, and the users belong to specific c...