#15146: Reverse relations for unsaved objects include objects with NULL foreign
key
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Reporter: treyh | Owner: nobody
Status: new | Milestone:
Component: Database layer (models, ORM) | Version: 1.2
Resolution: | Keywords:
Stage: Accepted | Has_patch: 0
Needs_docs: 0 | Needs_tests: 0
Needs_better_patch: 0 |
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Changes (by russellm):
* component: Uncategorized => Database layer (models, ORM)
* stage: Unreviewed => Accepted
Comment:
This is an edge case that exists when an object has been created, but not
saved; at that point, the primary key of the object is NULL, so the
reverse query does a lookup with that value.
The fix here will be to prevent related object lookups when pk=None.
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Ticket URL: <http://code.djangoproject.com/ticket/15146#comment:3>
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