Your API Might Be Doing 100 Database Queries Instead of 1
This story is from 2026-10-18. It is preserved in the archive; the latest stories are on the live feed.
Imagine loading a page that displays 100 users. Simple, right? But what if your backend makes 101 database queries just to display them? This is called the N+1 query problem. Here's a simplified example: const users = await db.user.findMany(); for (const user of users) { user.posts = await db.post.…
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- 2026-10-18 18:40 · DEV Community — AI
Your API Might Be Doing 100 Database Queries Instead of 1