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