diff options
Diffstat (limited to 'django/db/models/sql')
| -rw-r--r-- | django/db/models/sql/where.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/django/db/models/sql/where.py b/django/db/models/sql/where.py index c738c914d1..029226383d 100644 --- a/django/db/models/sql/where.py +++ b/django/db/models/sql/where.py @@ -395,10 +395,10 @@ class SubqueryConstraint(object): # QuerySet was sent if hasattr(query, 'values'): - # as_sql should throw if we are using a - # connection on another database - query._as_sql(connection=connection) + if query._db and connection.alias != query._db: + raise ValueError("Can't do subqueries with queries on different DBs.") query = query.values(*self.targets).query + query.clear_ordering(True) query_compiler = query.get_compiler(connection=connection) return query_compiler.as_subquery_condition(self.alias, self.columns) |