Database Systems e-bog

Learn the concepts, principles, design, implementation, and management issues of databases. You will adopt a methodical and pragmatic approach to solving database systems problems. Database Systems: A Pragmatic Approach provides a comprehensive, yet concise introduction to database systems, with special emphasis on the relational database model. This book discusses the database as an essential component of a software system, as well as a valuable, mission-critical corporate resource. New in this second edition is updated SQL content covering the latest release of the Oracle Database Management System along with a reorganized sequence of the topics which is more useful for learning. Also included are revised and additional illustrations, as well as a new chapter on using relational databases to anchor large, complex management support systems. There is also added reference content in the appendixes. This book is based on lecture notes that have been tested and proven over several years, with outstanding results. It combines a balance of theory with practice, to give you your best chance at success. Each chapter is organized systematically into brief sections, with itemization of the important points to be remembered. Additionally, the book includes a number of author Elvis Foster's original methodologies that add clarity and creativity to the database modeling and design experience.What You'll LearnUnderstand the relational model and the advantages it brings to software systemsDesign database schemas with integrity rules that ensure correctness of corporate dataQuery data using SQL in order to generate reports, charts, graphs, and other business resultsUnderstand what it means to be a database administrator, and why the profession is highly paidBuild and manage web-accessible databases in support of applications delivered via a browserBecome familiar with the common database brands, their similarities and differencesExplore special topics such as tree-based data, hashing for fast access, distributed and object databases, and moreWho This Book Is ForStudents who are studying database technology, who aspire to a career as a database administrator or designer, and practicing database administrators and developers desiring to strengthen their knowledge of database theory