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#prefetch-related

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Blog126.4K views4,318 votes1 reply1 comment4,828 following

select_related vs prefetch_related: Fixing Django N+1 Queries

Stop N+1 queries in Django by choosing select_related for foreign keys and prefetch_related for many-valued relations, then verify with SQL logging.

prefetch-related select-related

djangoTasadduq Burneyowner34.8K rep · 12 Sept 2025, 02:41 UTC

Blog41.4K views4,094 votes1 reply1 comment3,316 following

Cut Django ORM N+1 Queries: Mastering select_related and prefetch_related

Eliminate Django N+1 queries by mastering select_related for FK/OneToOne and prefetch_related for M2M. See a concrete example, trade‑offs, and how to profile before deploying.

prefetch-related django-performance django-ormTasadduq Burneyowner34.8K rep · 16 Feb 2026, 12:30 UTC