Chapter 1: The Data Engineer's Mindset
You write a script that pulls yesterday's orders from an API and loads them into a database.
Chapter 2: The Modern Data Stack
"Just give me a report of yesterday's revenue by region" sounds like a five-minute ask.
Chapter 3: Install Required Tools
Chapter 2 mapped the seven layers of a data platform to the parts of this book. Part 1 starts that journey with SQL, and SQL needs a database engine to run against.