Data Management by G. N. Semenov and the team of authors is a textbook that will become an indispensable assistant for students, graduate students and anyone interested in modern approaches to data processing and management. Published in 2012, this work covers a wide range of topics related to data management theory and practice, and offers readers not only theoretical foundations but also practical guidelines that will help in real-world settings. Semyonov and his team immerse the reader in the world of data, starting with their collection and storage, and ending with analysis and interpretation. The book focuses on the importance of proper data organization, which is a key aspect in today's world, where information is becoming one of the most valuable resources. With the rapid growth of data volumes and their diversity, managing them becomes not just a task, but a real art. For whom is this manual intended? First of all, it will be useful for students of technical and economic specialties studying information technology, business management and related disciplines . However, interest in the book can also be shown by practitioners working in the field of data analysis, information systems and business analytics .. For those seeking to expand their knowledge of data management, this guide will provide up-to-date information and practical skills. The topics raised in the book cover not only technical aspects, but also organizational ones, which makes it particularly valuable. Readers will learn about data optimization techniques, modern tools, and technologies such as databases, data management systems, and analytics platforms. The book also touches on data security issues, which in the context of digitalization and an increase in the number of cyber threats becomes especially relevant. The style of the author and the team is distinguished by clarity and accessibility of the presentation, which makes it easy to assimilate even the most complex concepts. G. N. Semenov, as an experienced specialist in the field of information technology, shares his knowledge and experience, which makes the book not just a textbook, but a real guide to the world of data. His other works are also devoted to information management and technology, which confirms his status as an expert in this field. The book “Data Management” is not just a collection of theoretical knowledge, but a practical guide that will help readers not only understand how to manage data, but also learn how to apply this knowledge in real life. It will be an excellent addition to the library of anyone who wants to deepen their knowledge in the field of information technology and data management. If you are looking for literature that will help you understand the complex issues of data management, this book will be a real find for you. It can become the basis for your further education and professional growth, opening up new horizons in the world of data. Do not miss the opportunity to get acquainted with this fascinating and useful work that will help you become an expert in the field of data management .