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Fixed #10490 -- Small wording correction in the docs. Thanks, matehat. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10529 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Malcolm Tredinnick 2009-04-12 02:00:36 +00:00
parent 50dbda9a3e
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docs/topics/db/aggregation.txt
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@ -222,7 +222,7 @@ in which the clauses are applied to the ``QuerySet``.
When an ``annotate()`` clause is applied to a query, the annotation is When an ``annotate()`` clause is applied to a query, the annotation is
computed over the state of the query up to the point where the annotation computed over the state of the query up to the point where the annotation
is requested. The practical implication of this is that ``filter()`` and is requested. The practical implication of this is that ``filter()`` and
``annotate()`` are not transitive operations -- that is, there is a ``annotate()`` are not commutative operations -- that is, there is a
difference between the query:: difference between the query::
>>> Publisher.objects.annotate(num_books=Count('book')).filter(book__rating__gt=3.0) >>> Publisher.objects.annotate(num_books=Count('book')).filter(book__rating__gt=3.0)