Getting good at SQL for interviews can feel like a puzzle. You know the basics, but putting them together in a way that impresses people is another thing entirely. Luckily, there are great tools out ...

(2, 'Jane Smith', 1), -- Jane Smith reports to John Doe (3, 'Alice Johnson', 1), -- Alice Johnson reports to John Doe (4, 'Bob Williams', 2), -- Bob Williams reports ...

This project is meant to act as a query tool for writing SELECT queries only. This project contains three challenge questions that help teach the user how to run basic queries. I learned how to set up ...

Curious engineer writing about things that work, fail, and unexpectedly scale. SQL practice is boring because nothing feels real. You type SELECT * FROM users, get a green checkmark, move on. The data ...