BEST PDF Database Systems: A Practical Approach

This best-selling text introduces the theory behind databases in a concise yet comprehensive manner, providing database design methodology that can be used by both technical and non-technical readers. The methodology for relational Database Management Systems is presented in simple, step-by-step instructions in conjunction with a realistic worked example using three explicit phases conceptual, logical, and physical database design. <br /> Background: Introduction to Databases; Database Environment; Database Architectures and the Web. The Relational Model and Languages: The Relational model; Relational Algebra and Relational Calculus; SQL: Data Manipulation; SQL: Data Definition; Query-By-Example (QBE). Database Analysis and Design: Database System Lifecycle; Database Analysis and the