Triaged
---
https://code.djangoproject.com/ticket/28646 - Migration calls "CREATE
INDEX" when one already exists when 'unique' field attribute is added
(accepted)
https://code.djangoproject.com/ticket/28728 - Make validate_password()
require a user instance (wontfix)
https://code.djang
I've implemented a fix for this that works, in which I deleted the
code that automatically drops the old primary key when a new one is
added. I think this is consistent with the way it's intended to be
used: if I autogenerate a migration for changing the primary key, then
the old one is explicitly