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
25213	Discourage use of QuerySet.extra()	Tim Graham	Tim Graham	"from Anssi [https://groups.google.com/d/topic/django-developers/FojuU0syO8Y/discussion on django-developers]:

You can annotate raw SQL with expressions. I think the only case that can't be done with expressions is addition of extra tables to the query. I am certain we will get a solution to this too in future releases."	Cleanup/optimization	closed	Documentation	1.8	Normal	fixed			Accepted	1	0	0	0	0	0