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| author | Timo Graham <timograham@gmail.com> | 2011-12-31 00:43:11 +0000 |
|---|---|---|
| committer | Timo Graham <timograham@gmail.com> | 2011-12-31 00:43:11 +0000 |
| commit | 060783d52ddf73f4b538526a917a19006258149e (patch) | |
| tree | 8c40275bde3f989c14b1b84b529e8657e76f8e8b | |
| parent | 9fe578c212b16752d478e7b1cb73325c3922f7ad (diff) | |
Fixed #702 - Documented that ManyToMany fields can't be in unique_together; thanks poirier for the patch.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@17314 bcc190cf-cafb-0310-a4f2-bffc1f526a37
| -rw-r--r-- | docs/ref/models/options.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/ref/models/options.txt b/docs/ref/models/options.txt index 6bbfa30a53..1303fbcb84 100644 --- a/docs/ref/models/options.txt +++ b/docs/ref/models/options.txt @@ -247,6 +247,12 @@ Django quotes column and table names behind the scenes. unique_together = ("driver", "restaurant") + A :class:`~django.db.models.ManyToManyField` cannot be included in + unique_together (it's not even clear what that would mean). If you + need to validate uniqueness related to a + :class:`~django.db.models.ManyToManyField`, look at signals or + using an explicit :attr:`through <ManyToManyField.through>` model. + ``verbose_name`` ---------------- |