#25375: Paginator generates suboptimal queries
-------------------------------------+-------------------------------------
Reporter: alexei | Owner: nobody
Type: Bug | Status: closed
Component: Database layer | Version: 1.7
(models, ORM) |
Severity: Normal | Resolution: needsinfo
Keywords: | Triage Stage:
| Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
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Comment (by adamchainz):
I think DRF is probably mutating your QuerySet to use a subquery to get
the count when it's not necessary. If you are using MySQL, these tend to
be slow - newer versions of MySQL and MariaDB have improvements that make
them faster.
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Ticket URL: <https://code.djangoproject.com/ticket/25375#comment:4>
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