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Fixed #6456 - Excised FileField file deletion to avoid data loss. Thanks to durdinator for the report.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15321 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Carl Meyer
2011-01-26 07:46:19 +00:00
parent 80287f1e8a
commit 00e7a571c5
3 changed files with 16 additions and 16 deletions

View File

@@ -261,6 +261,20 @@ requests. These include:
Backwards-incompatible changes in 1.3
=====================================
FileField no longer deletes files
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In earlier Django versions, when a model instance containing a
:class:`~django.db.models.FileField` was deleted,
:class:`~django.db.models.FileField` took it upon itself to also delete the
file from the backend storage. This opened the door to several data-loss
scenarios, including rolled-back transactions and fields on different models
referencing the same file. In Django 1.3, :class:`~django.db.models.FileField`
will never delete files from the backend storage. If you need cleanup of
orphaned files, you'll need to handle it yourself (for instance, with a custom
management command that can be run manually or scheduled to run periodically
via e.g. cron).
PasswordInput default rendering behavior
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~