Primary Key vs Secondary Key – The Cliff’s Notes

Hussein Nasser breaks down why picking the right key in your database isn’t just academic—it can make or break your performance. You’ll get a head-to-head on primary vs secondary keys, real-world examples of when each shines (or slows you down), and killer tips to keep your queries lightning fast.

Oh, and if you’re into extra goodies, he’s got PayPal and YouTube membership links to keep the channel running, plus deep-dive courses, backend and database video playlists, a podcast—and even a rundown of his favorite mic, camera, and editing gear. Stay awesome!

Watch on YouTube