id,summary,reporter,owner,description,type,status,component,version,severity,resolution,keywords,cc,stage,has_patch,needs_docs,needs_tests,needs_better_patch,easy,ui_ux 27718,"Add QuerySet.union(), intersection(), difference()",Florian Apolloner,nobody,"[https://groups.google.com/d/topic/django-developers/RhD-nbCqIkE/discussion django-developers thread] [https://github.com/django/django/pull/7727 PR]",New feature,closed,"Database layer (models, ORM)",dev,Normal,fixed,,,Ready for checkin,1,0,0,0,0,0