Joé

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Structured Query Language (SQL) is a powerful language used to access and manipulate data in tables. Key operations include selecting all or specific columns, filtering and sorting rows, eliminating duplicates, and using conditional statements to refine data queries. Understanding these basics enables effective data management and retrieval.

Learn SQL while solving crimes! SQL Police Department

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great site to test your sql skill

Wow! This is amazing, I love it! It’s as good as hours of SQL lessons.
The best way to learn is by playing, like Duolingo!
Thanks!

That was really fun and helped me with my SQL skills.

I once tried a SQL test with the same concept in Harvard’s SQL class. Honestly, the test felt more fun.

This is a good website. More websites like this should be made for easy understanding of difficult concepts as it gamify the experience