4 articles tagged with "postgresql"
OFFSET-based pagination sounds innocent until your table hits a million rows and your database starts full-scanning just to skip the first 50,000. Here's why cursor-based pagination is the fix your API deserves.
Your API feels fine until it doesn't. The N+1 query problem is the most common database performance bug in ORM-heavy backends — and it hides in plain sight until your database is on fire.
Deleting a database row sounds trivial — until your boss asks why the customer record vanished and nobody knows. Here is how to pick the right deletion strategy before a production incident forces your hand.
Every time your app opens a fresh database connection for each request, you're making your database do a full handshake dance — expensive, slow, and embarrassing. Learn how connection pooling fixes this and why every production Node.js app needs it.