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You might be looking for one of these pages:
- [#5 SQL basics part1](https://tutorial.sixdegree.xyz/elementary/ch05-sql-basics-part1.md)
- [#6 SQL basics part2](https://tutorial.sixdegree.xyz/elementary/ch06-sql-basics-part2.md)
- [#4 Understanding tables](https://tutorial.sixdegree.xyz/elementary/ch04-understanding-tables.md)
- [#2 Quick start](https://tutorial.sixdegree.xyz/elementary/ch02-quickstart.md)
- [#9 Useful queries part1](https://tutorial.sixdegree.xyz/intermediate/ch09-useful-queries-part1.md)

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