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Cool.SQL Zoo http://sqlzoo.net/ http://sqlzoo.net/ is also worth recommending for beginners.
by Devac 9y ago
Cool.SQL Zoo http://sqlzoo.net/ http://sqlzoo.net/ is also worth recommending for beginners.
- bmn__ 9y agoAnother one is https://www.sqlteaching.com/ https://www.sqlteaching.com/