“Designing Data-Intensive Applications” by Martin Kleppmann is a comprehensive textbook focusing on the principles of designing reliable, scalable, and maintainable systems. Published by O’Reilly Media, this first edition book is aimed at adult and further education levels, with an advanced level of content. The book covers data modeling and design, as well as desktop applications and databases, making it a valuable resource for anyone looking to enhance their understanding of data-intensive systems. With 614 pages and a focus on big ideas behind data-intensive applications, this textbook is a must-read for those interested in the field of computers and data management.