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| author | Malcolm Tredinnick <malcolm.tredinnick@gmail.com> | 2007-09-13 02:48:06 +0000 |
|---|---|---|
| committer | Malcolm Tredinnick <malcolm.tredinnick@gmail.com> | 2007-09-13 02:48:06 +0000 |
| commit | 4751fd9ba7dd761430be4b00b88221c6d2240f90 (patch) | |
| tree | 3748fee4ede89edf4b03b8144cc214cb6b2ec34a /docs/db-api.txt | |
| parent | 2d07a19c19625685e54ebc9ae94003dbe1584a8b (diff) | |
Added a note about not using 'pk' as a field name for a non-primary-key field.
git-svn-id: http://code.djangoproject.com/svn/django/branches/queryset-refactor@6114 bcc190cf-cafb-0310-a4f2-bffc1f526a37
Diffstat (limited to 'docs/db-api.txt')
| -rw-r--r-- | docs/db-api.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/docs/db-api.txt b/docs/db-api.txt index 2a90b2d171..d1646ba6ea 100644 --- a/docs/db-api.txt +++ b/docs/db-api.txt @@ -1348,6 +1348,11 @@ equivalent:: Entry.objects.filter(blog__id=3) # __exact is implied Entry.objects.filter(blog__pk=3) # __pk implies __id__exact +.. note:: + Because of this shortcut, you cannot have a field in your model called + ``pk`` that is not the primary key of the model. It will always be + replaced by the name of the model's primary key in queries. + Lookups that span relationships ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |