fix the default here

diff --git a/lib/sqlalchemy/orm/query.py b/lib/sqlalchemy/orm/query.py
index 2d3f61da7e0a3a97f5e75271575465634af3fceb..c72c1fe9d3b79d7054bc82cbd43a868ac61be695 100644 (file)
--- a/lib/sqlalchemy/orm/query.py
+++ b/lib/sqlalchemy/orm/query.py
@@ -815,7 +815,7 @@ class Query(object):
                 opt.process_query(self)
 
     @_generative()
-    def with_hint(self, selectable, text, dialect_name=None):
+    def with_hint(self, selectable, text, dialect_name='*'):
         """Add an indexing hint for the given entity or selectable to 
         this :class:`Query`.