The book "Databases", written by a team of authors, is a fascinating and deep dive into the world of data management, which has become an integral part of our daily lives. With the rapid development of technology and an increase in the amount of information, this book becomes a desktop guide for both beginners and experienced specialists in the field of information technology. From the first pages, the reader is in the center of discussion of key concepts and principles of working with databases. The authors not only outline theoretical aspects, but also offer practical examples that help to better understand how different data management systems function. The book covers a wide range of topics, from basic database design and normalization to more complex concepts such as distributed databases and cloud technologies. This makes it a universal resource for students, teachers and professionals working in the IT field. Readers interested in programming, software development, system administration, and data analytics will find a lot of useful information in the Databases. The book will be especially useful for those who want to master SQL, NoSQL and other query languages, as well as for those who seek to understand how to effectively organize and manage large amounts of information. The age category of readers varies from senior students of universities to experienced professionals who want to update their knowledge and skills. The topics raised in the book cover not only technical aspects, but also philosophical issues related to data storage and processing. The authors raise important issues of data security, the ethics of their use and the impact of technology on society. This makes “Databases” not just a textbook, but also an important contribution to the discussion of modern challenges facing humanity in the era of digitalization. The style of the authors is characterized by accessibility and clarity of presentation, which allows readers to easily assimilate even the most complex concepts. They use a lot of illustrations and diagrams, which makes the material more clear and understandable. This approach helps not only to remember information, but also to apply it in practice. In addition, the team of authors includes experts with extensive experience in various fields, which gives the book additional value. If you are looking for literature that will help you understand the basics and intricacies of working with databases, “Databases” are exactly what you need. This book will be a reliable assistant in your training and professional activities. It can be of interest not only to those who want to become a programmer or database administrator, but also to those who seek to understand how data affects business processes and decision-making. In conclusion, “Databases” is not just a book, but a whole world of knowledge that is waiting to be opened. It will become your guide in a complex but fascinating world of data, where everyone can find something useful for themselves. Do not miss the opportunity to immerse yourself in this exciting topic and expand your horizons in the field of information technology!