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		zappo2938 on Feb 13, 2019 \| parent \| context \| favorite \| on: SQL: One of the most valuable skills https://www.sqlteaching.com/ https://blog.codinghorror.com/a-visual-explanation-of-sql-jo... https://pgexercises.com/

tigerlily on Feb 13, 2019 [–]

More SQL learning awesomeness, thanks zappo2938. It strikes me that the exercises identify the correct result very quickly. They must check against a required result, meaning it is possible for learners to enter a variety of different solutions. Any tips on SQL best practices?

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