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Fixed #10187 -- Added documentation on how to import F() objects. Thanks to trigeek38 for the report. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@9814 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Russell Keith-Magee 2009-02-03 23:13:02 +00:00
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docs/topics/db/queries.txt
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@ -508,6 +508,7 @@ For example, to find a list of all blog entries that have had more comments
than pingbacks, we construct an ``F()`` object to reference the comment count,
and use that ``F()`` object in the query::
>>> from django.db.models import F
>>> Entry.objects.filter(n_pingbacks__lt=F('n_comments'))
Django supports the use of addition, subtraction, multiplication,