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
28399	QuerySet.count() doesn't work on combined queries (union, intersection, difference)	Florian Apolloner	nobody	Currently combined queries do not issue COUNT(*) in the database which is not really efficient one wants to paginate through them.	Bug	closed	Database layer (models, ORM)	1.11	Release blocker	fixed			Accepted	1	0	0	0	0	0