Personally, I like the gentle introduction given on W3Schools. It shows you what you have and what you aim to get out of it in terms of data, and removes the ne

Personally, I like the gentle introduction given on W3Schools. It shows you what you have and what you aim to get out of it in terms of data, and removes the need to bother with a local setup, letting you focus on the actual queries instead. https://www.w3schools.com/sql/ https://www.w3schools.com/sql/