out of, and you'll have lost all your users' passwords [#]_.
.. [#] Always, always, backup your database before doing any kind of potentially
ictive migration. One time, it *will* go wrong.
+ destrctive migration. One time, it *will* go wrong.
Let's follow a real example. Make a new app, and call it ``southtut2``. Add it
to ``INSTALLED_APPS``, and then give it this model::