The #1 Easy, Commonsense Guide to Database Design! Michael J. Hernandez’s best-selling Database Design for Mere Mortals® has earned worldwide respect as the clearest, simplest way to learn relational database design. Now, he’s made this hands-on, software-independent tutorial even easier, while ensuring that his design methodology is still relevant to the latest databases, applications, and best practices. Step by step, Database Design for Mere Mortals ® , Third Edition, shows you how to design databases that are soundly structured, reliable, and flexible, even in modern web applications. Hernandez guides you through everything from database planning to defining tables, fields, keys, table relationships, business rules, and views. You’ll learn practical ways to improve data integrity, how to avoid common mistakes, and when to break the rules.

#1简单、常识性的数据库设计指南！Michael J.Hernandez的畅销《纯粹凡人数据库设计》作为学习关系数据库设计的最清晰、最简单的方法赢得了全世界的尊重。现在，他让这本动手的、独立于软件的教程变得更加简单，同时确保他的设计方法仍然与最新的数据库、应用程序和最佳实践相关。《纯粹凡人数据库设计》第三版一步一步地向您展示了如何设计结构合理、可靠且灵活的数据库，即使在现代web应用程序中也是如此。Hernandez指导您完成从数据库规划到定义表、字段、键、表关系、业务规则和视图的所有工作。您将学习提高数据完整性的实用方法、如何避免常见错误以及何时违反规则。