Added Django ORM description.

mahmoudhossam · mahmoudhossam · commit 7d77b43e9434 · 2012-03-10T07:18:56.000+02:00
diff --git a/docs/scenarios/db.rst b/docs/scenarios/db.rst
@@ -25,4 +25,8 @@ database-agnostic code without SQL.
 Django ORM
 ----------
 
-.. todo:: Explain Django ORM
+The Django ORM is the interface used by `Django <http://www.djangoproject.com>`_ to provide database access.
+
+It's based on the idea of models, an abstraction that makes it easier to manipulate data in Python.
+
+Documentation can be found `here <https://docs.djangoproject.com/en/1.3/#the-model-layer>`_
