Audience

If you are a database engineer looking to transition into analytics or a backend engineer who wants to develop a deeper understanding of production data, you will find this book useful. This book is also ideal for data scientists or business analysts who want to improve their data analytics skills using SQL. 

Basic familiarity with SQL (such as basic SELECT, WHERE, and GROUP BY clauses), a good understanding of linear algebra and statistics, and PostgreSQL 14 are necessary to make the most of this book.