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Fixed #10670: fixed reusing QuerySets previously used in a filter expression. Thanks, Alex Gaynor.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@10357 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -196,7 +196,7 @@ class BaseQuery(object):
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obj.distinct = self.distinct
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obj.select_related = self.select_related
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obj.related_select_cols = []
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obj.aggregates = self.aggregates.copy()
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obj.aggregates = deepcopy(self.aggregates)
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if self.aggregate_select_mask is None:
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obj.aggregate_select_mask = None
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else:
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@ -2366,4 +2366,3 @@ def add_to_dict(data, key, value):
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data[key].add(value)
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else:
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data[key] = set([value])
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@ -259,6 +259,23 @@ FieldError: Cannot resolve keyword 'foo' into field. Choices are: authors, conta
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>>> Book.objects.annotate(Count('publisher')).values('publisher').count()
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6
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>>> publishers = Publisher.objects.filter(id__in=(1,2))
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>>> publishers
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[<Publisher: Apress>, <Publisher: Sams>]
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>>> publishers = publishers.annotate(n_books=models.Count('book'))
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>>> publishers[0].n_books
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2
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>>> publishers
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[<Publisher: Apress>, <Publisher: Sams>]
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>>> books = Book.objects.filter(publisher__in=publishers)
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>>> books
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[<Book: Practical Django Projects>, <Book: Sams Teach Yourself Django in 24 Hours>, <Book: The Definitive Guide to Django: Web Development Done Right>]
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>>> publishers
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[<Publisher: Apress>, <Publisher: Sams>]
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"""
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}
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@ -307,4 +324,3 @@ if settings.DATABASE_ENGINE != 'sqlite3':
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"""
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