Database Design for Mere Mortals

The #1 Easy, Commonsense Guide to Database DesignNow UpdatedForeword by Michelle Poolet, Mount Vernon Data Systems LLCDatabase Design for Mere Mortals has earned worldwide respect as the simplest way to learn relational database design. Now, this hands-on, software independent tutorial is even clearer and easier to use.Step by step, this new 25th Anniversary Edition shows you how to design modern databases that are soundly structured, reliable, and flexible, even in the latest online applications. Michael Hernandez guides you through everything from planning to defining tables, fields, keys, table relationships, business rules, and views. You will learn practical ways to improve data integrity, how to avoid common mistakes, and when to break the rules. Updated review questions and figures help you learn these techniques more easily and effectively.Understand database types, models, and design terminologyPerform interviews to efficiently capture requirementseven if everyone works remotelySet clear design objectives and transform them into effective designsAnalyze a current database so you can identify ways to improve itEstablish table structures and relationships, assign primary keys, set field specifications, and set up viewsEnsure the correct level of data integrity for each databaseIdentify and establish business rulesPreview and prepare for the future of relational databasesWhatever relational database systems you use, Hernandez will help you design databases that are robust and trustworthy. Never designed a database before? Settling for inadequate generic designs? Running existing databases that need improvement? Start here.