How can I optimize Django querysets for better performance?
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How can I optimize Django querysets for better performance?
To optimize Django querysets, you can use methods like select_related and prefetch_related to reduce database hits.
What is the difference between select_related and prefetch_related?
select_related is used for single-valued relationships and performs a SQL join, while prefetch_related is for multi-valued relationships and executes separate queries.
Are there any other tips for improving queryset performance?
Yes, you can also use only() and defer() to limit the fields retrieved, and consider using database indexing for faster lookups.
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