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For people who've worked through Mastery with SQL , a common question I get is "What's next?" If you completed the course and all 150+ exercises, at this point you'll have a very strong grasp of SQL and should be comfortable writing all sorts of complex queries. However, there's more to working with databases…
Many years ago, I built what I believe was the best-selling BlackBerry app of all-time, BBSmart Email Viewer. It feels strange to write that, and it's not something I'd say I'm really known for outside of the small niche community of BlackBerry app developers that used to exist. But of course this had a huge impact on…