"Designing Data-Intensive Applications: The Big Ideas Behind Reliable, Scalable, and Maintainable Systems" is a comprehensive textbook authored by Martin Kleppmann and Chris Riccomini, published by O'Reilly Media in 2017. This trade paperback covers a range of subjects within the computer science field, focusing on data modeling, data processing, and database management. With 614 pages, it is a valuable resource for adult learners and those in further education seeking to understand and develop data-intensive applications. The book provides in-depth insights into designing reliable and scalable systems, making it a must-have for anyone interested in the world of web services and data warehousing.