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Fixed #13349 -- Ensure that raw queries evaluate the entire query if the backend doesn't support chunked reads. Thanks to Alex Gaynor for the report and patch.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@12978 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -71,7 +71,13 @@ class RawQuery(object):
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# Always execute a new query for a new iterator.
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# Always execute a new query for a new iterator.
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# This could be optimized with a cache at the expense of RAM.
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# This could be optimized with a cache at the expense of RAM.
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self._execute_query()
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self._execute_query()
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return iter(self.cursor)
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if not connections[self.using].features.can_use_chunked_reads:
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# If the database can't use chunked reads we need to make sure we
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# evaluate the entire query up front.
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result = list(self.cursor)
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else:
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result = self.cursor
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return iter(result)
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def __repr__(self):
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def __repr__(self):
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return "<RawQuery: %r>" % (self.sql % self.params)
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return "<RawQuery: %r>" % (self.sql % self.params)
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