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[1.8.x] Clarified "AbstractUser.last_login allows null values" in 1.8 release notes. 

Backport of 27b92228a969941d8fc0d04a894f436c0e9120c7 from master
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Tim Graham 2015-04-22 08:47:17 -04:00
parent 99bf9085a3
commit 0778f4dd82
1 changed files with 8 additions and 4 deletions
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docs/releases/1.8.txt
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@ -852,10 +852,14 @@ creating a test user). The exact privileges required now are detailed in
The :attr:`AbstractUser.last_login <django.contrib.auth.models.User.last_login>`
field now allows null values. Previously, it defaulted to the time when the user
was created which was misleading if the user never logged in. Please run the
database migration. If your custom user inherits from ``AbstractUser`` and you
wish to set ``last_login`` to ``NULL`` for users who haven't logged in, you can
run this query::
was created which was misleading if the user never logged in. If you are using
the default user (:class:`django.contrib.auth.models.User`), run the database
migration included in ``contrib.auth``.
If you are using a custom user model that inherits from ``AbstractUser``,
you'll need to run :djadmin:`makemigrations` and generate a migration for your
app that contains that model. Also, if wish to set ``last_login`` to ``NULL``
for users who haven't logged in, you can run this query::
from django.db import models
from django.contrib.auth import get_user_model