SQL optimization, avoid query in pre_save_polymorphic()

This query is visible in the django-debug-toolbar POST redirect page
2012-11-15 10:42:02 +01:00
parent 28b8885236
commit f687dc18b1
1 changed files with 1 additions and 1 deletions
@@ -83,7 +83,7 @@ class PolymorphicModel(models.Model):
        field to figure out the real class of this object
        (used by PolymorphicQuerySet._get_real_instances)
        """
-        if not self.polymorphic_ctype:
+        if not self.polymorphic_ctype_id:
            self.polymorphic_ctype = ContentType.objects.get_for_model(self)

    def save(self, *args, **kwargs):