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Diffstat (limited to 'django/db/models/sql/where.py')
| -rw-r--r-- | django/db/models/sql/where.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/django/db/models/sql/where.py b/django/db/models/sql/where.py index fe428b2418..3b894b8aed 100644 --- a/django/db/models/sql/where.py +++ b/django/db/models/sql/where.py @@ -204,7 +204,7 @@ class SubqueryConstraint(object): if query._db and connection.alias != query._db: raise ValueError("Can't do subqueries with queries on different DBs.") # Do not override already existing values. - if not hasattr(query, 'field_names'): + if query._fields is None: query = query.values(*self.targets) else: query = query._clone() |