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Fixed #9432 -- Revived documentation of ~Q usage. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@9267 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Malcolm Tredinnick 2008-10-24 09:25:32 +00:00
parent cbe11c1982
commit c57fe6c3ec
1 changed files with 5 additions and 1 deletions
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6
docs/topics/db/queries.txt
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@ -601,7 +601,11 @@ This is equivalent to the following SQL ``WHERE`` clause::
WHERE question LIKE 'Who%' OR question LIKE 'What%'
You can compose statements of arbitrary complexity by combining ``Q`` objects
with the ``&`` and ``|`` operators. You can also use parenthetical grouping.
with the ``&`` and ``|`` operators and use parenthetical grouping. Also, ``Q``
objects can be negated using the ``~`` operator, allowing for combined lookups
that combine both a normal query and a negated (``NOT``) query::
Q(question__startswith='Who') | ~Q(pub_date__year=2005)
Each lookup function that takes keyword-arguments (e.g. ``filter()``,
``exclude()``, ``get()``) can also be passed one or more ``Q`` objects as