Introduction to DB2. DDL language by A. In. Breshenkova is a fascinating and informative guide that immerses the reader in the world of database management systems (DBMS), namely in one of the most powerful and popular DBMS - IBM DB2. This book will be an indispensable assistant for both novice professionals and experienced developers who want to deepen their knowledge in the field of working with databases. Author, A. In. Breshenkov is an experienced practitioner and teacher who shares his knowledge and experience in an accessible and understandable form .. His style of presentation combines theoretical aspects and practical examples, which allows the reader not only to understand the basic concepts, but also to apply them in practice. Breshenkov is known for his work in the field of information technology, and his previous publications have also earned recognition among professionals. The book covers key aspects of the Data Definition Language (DDL), which is the basis for creating and managing the database structure. The reader will learn how to properly design tables, identify their attributes, establish links between them, and optimize the data structure to improve performance. An important aspect is that the author not only lists commands and syntax, but also explains how and when to use them, which makes the study deeper and more meaningful. "Acquaintance with DB2. The DDL language will be especially useful for those who are just starting out in the world of databases. Students, graduate students, as well as novice developers and system administrators will find many useful tips and recommendations in the book. However, more experienced specialists will be able to extract valuable information from it, since the author shares not only basic knowledge, but also nuances that can significantly simplify the work with DBMS .. The book raises important topics such as database design, data normalization, transaction management, and data integrity. These questions are fundamental to any system that works with large amounts of information, and understanding them will help the reader avoid common errors and improve data efficiency. In addition, "Meet DB2. DDL" stands out for its practical approach. In each section, the author offers assignments and examples that allow the reader to consolidate the knowledge gained and apply them in practice. This makes the book not just a theoretical tool, but a real tool for learning and self-improvement. If you are looking for literature on database-related topics, then this book will be a great addition to your library. It can be of interest not only to those who work with IBM DB2, but also to those who study other databases, such as MySQL, PostgreSQL or Oracle, since many concepts and principles remain universal. In conclusion, “Getting to know DB2. DDL is not just a book, but a world of possibilities for those who want to understand the intricacies of working with databases. Thanks to its accessible style of presentation, practical examples and in-depth analysis of topics, it will become a reference book for many specialists. Do not miss the chance to deepen your knowledge and become a professional in the field of working with DBMS by reading this fascinating and useful publication