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Fixed #26373 -- Fixed reverse lookup crash with a ForeignKey to_field in a subquery.

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Jason Parrott 2016-03-17 22:45:00 +09:00 • committed by Tim Graham
parent 8b5a4fa941
commit 4c1c93032f
3 changed files with 9 additions and 1 deletions
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2
django/db/models/query.py
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@ -1132,7 +1132,7 @@ class QuerySet(object):
# if they are set up to select only a single field.
if len(self._fields or self.model._meta.concrete_fields) > 1:
raise TypeError('Cannot use multi-field values as a filter value.')
else:
elif self.model != field.model:
# If the query is used as a subquery for a ForeignKey with non-pk
# target field, make sure to select the target field in the subquery.
foreign_fields = getattr(field, 'foreign_related_fields', ())