Primary Key vs Secondary Key – What You Probably Didn’t Know

Hussein Nasser’s lecture dives into the nitty-gritty of primary keys versus secondary keys in databases, showing you how picking the right key can supercharge—or stall—your performance. Whether you’re tweaking query speeds or sorting massive datasets, he breaks down the essentials you need to optimize your schema.

Along the way, Hussein points you to his PayPal support link, YouTube membership perks, in-depth courses, ordered video playlists for backend and database engineering, and even his podcast. Plus, he shares his go-to gear—from mics and cameras to design tools—so you can level up your own content game.

Watch on YouTube