Database Synchronous vs Asynchronous IO

Dive into the nitty-gritty of how databases handle I/O—whether you’re blocking the thread waiting for disk writes (synchronous) or firing off requests and doing other work while you wait (asynchronous). Catch the full breakdown on YouTube to see how choice of I/O model impacts performance, scalability, and your app’s responsiveness.

Along the way, Hussein Nasser lines up an arsenal of backend goodness: OS fundamentals, Node.js internals, troubleshooting tips, networking and database engineering courses, plus deep-dives into NGINX and Python. If you’re into building rock-solid backends, he’s got playlists, Udemy coupons, a podcast, a members-only club, and even a coffee link for good measure. Stay awesome!

Watch on YouTube