What are some techniques for optimizing Django queries?

  1. Utilize the select_related and prefetch_related methods to reduce the number of database queries and improve performance.
  2. Cache the query results to avoid redundant database queries.
  3. Use indexes to speed up queries, especially for fields that are frequently queried.
  4. It is recommended to avoid complex queries using ORM as much as possible, and consider using native SQL statements for querying instead.
  5. Handle paging for queries to avoid retrieving a large amount of data at once.
  6. Perform appropriate partitioning and sharding of data in the database to reduce the amount of data being queried.
  7. Reduce the overhead of connecting to the database by using a connection pool.
  8. Execute the database query operations in the background task to avoid using up main thread resources.
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