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Nice! Several options were recommended when I asked for help learning SQL several months ago (https://news.ycombinator.com/item?id=5713882 https://news.ycombin

by j_s 13y ago

Nice! Several options were recommended when I asked for help learning SQL several months ago (https://news.ycombinator.com/item?id=5713882 https://news.ycombinator.com/item?id=5713882 ), including one interactive website: http://sqlzoo.net/ http://sqlzoo.net/