diff options
| -rw-r--r-- | django/db/models/sql/query.py | 5 | ||||
| -rw-r--r-- | tests/regressiontests/queries/models.py | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/django/db/models/sql/query.py b/django/db/models/sql/query.py index 9639ff4956..ce3b49cd42 100644 --- a/django/db/models/sql/query.py +++ b/django/db/models/sql/query.py @@ -1616,8 +1616,9 @@ class Query(object): if self.ordering_aliases: result = order_modified_iter(cursor, len(self.ordering_aliases), self.connection.features.empty_fetchmany_value) - result = iter((lambda: cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)), - self.connection.features.empty_fetchmany_value) + else: + result = iter((lambda: cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)), + self.connection.features.empty_fetchmany_value) if not self.connection.features.can_use_chunked_reads: # If we are using non-chunked reads, we return the same data # structure as normally, but ensure it is all read into memory diff --git a/tests/regressiontests/queries/models.py b/tests/regressiontests/queries/models.py index 847d515422..51cae7cde8 100644 --- a/tests/regressiontests/queries/models.py +++ b/tests/regressiontests/queries/models.py @@ -822,6 +822,11 @@ Bug #7759 -- count should work with a partially read result set. ... break True +Bug #7791 -- there were "issues" when ordering and distinct-ing on fields +related via ForeignKeys. +>>> Note.objects.order_by('extrainfo__info').distinct() +[<Note: n3>, <Note: n1>, <Note: n2>] + """} # In Python 2.3, exceptions raised in __len__ are swallowed (Python issue |