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Where are some useful SQL puzzles to teach SQL in a workplace?

106 votes
9 answers
43391 views
I'm looking for beginner and intermediate level SQL puzzles, that I can point trainees at for practice. I'm aware of http://sqlzoo.net/ which is a great resource - is there anything else out there that you could suggest?
Asked by testerab (477 rep)
Jan 3, 2011, 09:26 PM
Last activity: Dec 9, 2022, 03:12 PM