SQL Challenge — ASO

By MUSTAFA GURBUZ on AppTrack Ninja.

Feed your brain. Query up.

Feed your brain. Query up. Learn SQL the way you will actually use it: one query at a time, against a real database, right on your phone. SQL Challenge is a single path of original questions. Each level hands you a small database and asks for one thing, and you answer with one SELECT. A real SQLite engine ships inside the app and runs your query on the spot — no server, no signal, no waiting. Then it runs your query again on rows you have never seen. Hard-code what was on the screen and you will hear about it. That is the whole difference between a query that looked right and a query that is …

Categories: Developer Tools, Education

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