Although not strictly part of the book, the database is used throughout the 3rd edition. Microsoft has archived it on GitHub:
It is not possible to provide a working link to a legitimate PDF of T-SQL Fundamentals, 3rd Edition hosted on GitHub. The platform is used strictly for the accompanying source code. To acquire the PDF, a purchase through O'Reilly or Amazon is required. If you possess a physical copy but need the code, the GitHub repositories for "TSQLV4" provide the necessary SQL scripts to perform the work described in the text. tsql fundamentals 3rd edition pdf github work
Since the book is heavily exercise-based, readers often use GitHub repositories to manage their learning progress. Common "book work" found on GitHub includes: Although not strictly part of the book, the