#29625: Expose RelatedManager._remove_prefetched_objects as public method
-------------------------------------+-------------------------------------
Reporter: Ming Qin | Owner: nobody
Type: | Status: new
Cleanup/optimization |
Component: Database layer | Version: master
(models, ORM) |
Severity: Normal | Resolution:
Keywords: prefetch_related, | Triage Stage: Accepted
_prefetched_objects_cache |
Has patch: 1 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 1 | UI/UX: 0
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Comment (by Ming Qin):
Yeah as Tim said, `refresh_from_db()` doesn't help in this case. I did an
experiment just to confirm:
{{{
#!python
>>> book1.refresh_from_db()
>>> book1.refresh_from_db(fields=["authors"])
>>> list(book1.authors.all()) # still hits the prefetched cache
}}}
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Ticket URL: <https://code.djangoproject.com/ticket/29625#comment:3>
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