TL;DR
Hussein Nasser breaks down the nitty-gritty of primary vs. secondary keys in databases—what each one is, how they differ, and why picking the right key can make or break your performance. Along the way, he’s dropped links to support him on PayPal, join his YouTube membership, check out his courses, playlists, podcast, and even peek at the camera and mic gear he uses to keep things slick.
Watch on YouTube
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