I have a friend who thinks learning SQL might be useful for him at work. I'm going to recommend he start with this step-by-step tutorial video from :

youtube.com/watch?v=qw--VYLpxG

Does anybody have another recommendation for beginners?

I don't know when I'll have time to run through it, but I'm really excited that made a free, 15-hour course on ethical hacking. No ads!

freecodecamp.org/news/full-pen

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