Show an example of a custom Record class (#960)

This demonstrates a dot-notation implementation as suggested by this FAQ item.

Author: jparise

docs/faq.rst

@@ -34,6 +34,12 @@ class that implements dot-notation via the ``record_class`` argument to
 :func:`connect() <asyncpg.connection.connect>` or any of the Record-returning
 methods.
 
+.. code-block:: python
+
+classMyRecord(asyncpg.Record):
+def__getattr__(self, name):
+returnself[name]
+
 
 Why can't I use a :ref:`cursor <asyncpg-api-cursor>` outside of a transaction?
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