Ticket #2608: multilevel_fk_patch.patch

django/core/management.py

@@ -167 +167 @@
     pending_references = {}
     for f in opts.fields:
         if isinstance(f, (models.ForeignKey, models.OneToOneField)):
-            rel_field = f.rel.get_related_field()
+            # Follow keys which link to another other foreign key so we can get
+            # the actual field type.
+            while isinstance(f, models.ForeignKey):
+                f = f.rel.get_related_field()
             data_type = get_rel_data_type(rel_field)
         else:
             rel_field = f