[prostodata]

> I am currently working on complex (JOIN and aggregates) queries without any SQL knowledge

One way to process data without joins and groupy in multiple tables is to use Prosto toolkit: https://github.com/prostodata/prosto It is an alternative to SQL, MapReduce and other classical approaches by radically changing how data is processed

[brainless]

Thanks, I will take a look, although I prefer to stay with relational algebra, Python and R but make them all available through an easier UX. That might be a core selling point for me.