The Database Analyst's Guide

This book offers a comprehensive and practical approach to the essential fundamentals, techniques and tools for professionals who work or wish to work as database analysts. The book is structured to guide the reader from the organization and systematization of data, through conceptual, logical and physical modeling, to the implementation, optimization and administration of robust and efficient information systems.With clear language and applied examples, the content covers fundamental topics such as data models, referential integrity, performance and normalization, ETL tools, NoSQL technologies, advanced SQL features, as well as guidelines for choosing DBMSs and creating optimized queries. The reader will also find up-to-date discussions on Big Data, real-time models and data analysis with SQL, integrating theory and practice in a single volume.Aimed at students, technology professionals, developers and database administrators, this book is an indispensable guide for anyone looking to plan, build and maintain reliable, scalable data systems in line with the demands of today's market.