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Code Issues 32 Releases Wiki Activity

Fixed a regression in validate_unique introduced in [12098]. Thanks, Alex Gaynor.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@12099 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Joseph Kocherhans
2010-01-05 04:12:09 +00:00
parent 471596fc1a
commit 777da5bc73
1 changed files with 1 additions and 3 deletions
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4
django/db/models/base.py
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@@ -715,9 +715,7 @@ class Model(object):
if not getattr(self, '_adding', False) and self.pk is not None: if not getattr(self, '_adding', False) and self.pk is not None:
qs = qs.exclude(pk=self.pk) qs = qs.exclude(pk=self.pk)
# This cute trick with extra/values is the most efficient way to if qs.exists():
# tell if a particular query returns any results.
if qs.extra(select={'a': 1}).values('a').order_by():
if len(unique_check) == 1: if len(unique_check) == 1:
key = unique_check[0] key = unique_check[0]
else: else: