fix polymorphic joins with rails > 5.2#1004

Merged

gregmolnar merged 5 commits intoactiverecord-hackery:masterfrom gregmolnar:fix-polymorphic-joins

May 11, 2019

+104-370

Commits on Apr 15, 2019

Fix wrong table alias when using nested join

y-zoe
authored and
gregmolnar
committed