From fcf8312ade4375faf6027afe610fb76bcdead084 Mon Sep 17 00:00:00 2001 From: Alex Gaynor Date: Tue, 7 Jun 2011 20:51:59 +0000 Subject: Made clear() on a reverse foreign key significantly more efficient. Thanks to Andrew Godwin for the review. git-svn-id: http://code.djangoproject.com/svn/django/trunk@16335 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- django/db/models/fields/related.py | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'django') diff --git a/django/db/models/fields/related.py b/django/db/models/fields/related.py index ffa5692646..cedf3088c4 100644 --- a/django/db/models/fields/related.py +++ b/django/db/models/fields/related.py @@ -459,9 +459,7 @@ class ForeignRelatedObjectsDescriptor(object): remove.alters_data = True def clear(self): - for obj in self.all(): - setattr(obj, rel_field.name, None) - obj.save() + self.update(**{rel_field.name: None}) clear.alters_data = True manager = RelatedManager() -- cgit v1.3