databases/

Tables, queries, indexes, transactions, storage engines and caching.

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databases/the-n-1-query-problem-why-a-page-that-asks-the-database-501-questions.md The N+1 query problem: why a page that asks the database 501 questions is slow A page that lists authors and their books can quietly send one query per author. With 500 authors that is 501 trips to the database, and… 4 min read · 26 Oct