Document QuerySet.difference(), intersection(), and raw() as unsupported

Author: timgraham

docs/ref/models/querysets.rst

@@ -8,8 +8,13 @@ Supported ``QuerySet`` methods
 All of Django's :doc:`QuerySet methods <django:ref/models/querysets>` are
 supported, except:
 
+- :meth:`~django.db.models.query.QuerySet.difference`
 - :meth:`~django.db.models.query.QuerySet.extra`
+- :meth:`~django.db.models.query.QuerySet.intersection`
 - :meth:`~django.db.models.query.QuerySet.prefetch_related`
+- :meth:`~django.db.models.query.QuerySet.raw` (use
+  :meth:`~django_mongodb_backend.queryset.MongoQuerySet.raw_aggregate`
+  instead)
 
 In addition, :meth:`QuerySet.delete() <django.db.models.query.QuerySet.delete>`
 and :meth:`~django.db.models.query.QuerySet.update` do not support queries that

docs/topics/known-issues.rst

@@ -31,8 +31,13 @@ Querying
 
 - The following ``QuerySet`` methods aren't supported:
 
+  - :meth:`~django.db.models.query.QuerySet.difference`
   - :meth:`~django.db.models.query.QuerySet.extra`
+  - :meth:`~django.db.models.query.QuerySet.intersection`
   - :meth:`~django.db.models.query.QuerySet.prefetch_related`
+  - :meth:`~django.db.models.query.QuerySet.raw` (use
+    :meth:`~django_mongodb_backend.queryset.MongoQuerySet.raw_aggregate`
+    instead)
 
 - :meth:`QuerySet.delete() <django.db.models.query.QuerySet.delete>` and
   :meth:`~django.db.models.query.QuerySet.update` do not support queries that