Author: russellm
Date: 2008-07-18 21:46:12 -0500 (Fri, 18 Jul 2008)
New Revision: 7976
Modified:
django/trunk/docs/contenttypes.txt
Log:
Fixed #7785 -- Added a note in the contenttypes documentation that
GenericRelations must share a common field type for primary keys. Thanks to
Rudolph for the suggestion and initial draft.
Modified: django/trunk/docs/contenttypes.txt
===================================================================
--- django/trunk/docs/contenttypes.txt 2008-07-19 02:38:41 UTC (rev 7975)
+++ django/trunk/docs/contenttypes.txt 2008-07-19 02:46:12 UTC (rev 7976)
@@ -205,6 +205,11 @@
models you'll be relating to. (For most models, this means an
``IntegerField`` or ``PositiveIntegerField``.)
+ This field must be of the same type as the primary key of the models
+ that will be involved in the generic relation. For example, if you
use
+ ``IntegerField``, you won't be able to form a generic relation with a
+ model that uses a ``CharField`` as a primary key.
+
3. Give your model a ``GenericForeignKey``, and pass it the names of
the two fields described above. If these fields are named
"content_type" and "object_id", you can omit this -- those are the
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