rétrogradation à la migration précédente Django
If you want to reverse all migrations applied for an app,
use the name zero:
$ python manage.py migrate books zero
Operations to perform:
Unapply all migrations: books
Running migrations:
Rendering model states... DONE
Unapplying books.0002_auto... OK
Unapplying books.0001_initial... OK
Crazy Cobra