Learn SQL quickly with this easy-to-use, visual tutorial

Every IT professional needs at least a basic understanding of SQL. A Visual Introduction to SQL, Second Edition provides a unique tool for acquiring this knowledge. By diagramming each query, this book resolves the language's apparent complexity into simple clarity using an intuitive visual representation. Rather than focusing on a specific vendor's SQL dialect, the book introduces the essential core of the language, making it useful for anyone.

For this new edition of their successful, long-selling book, David Chappell and J. Harvey Trimble Jr. have updated the contents to reflect SQL today. The result is a clear, step-by-step explanation of the current language, with the book's unique visual approach guiding the way.

A Visual Introduction to SQL, Second Edition is useful for all levels:

* For SQL beginners, the unique graphical approach makes learning this sometimes unfriendly language much easier

* For those with some SQL experience, the visual approach makes clear the language's underlying structure and helps in creating complex queries

* For regular SQL users, the wealth of examples in this book provides quick, easy-to-reference answers to frequently asked questions

No matter what SQL version you use, A Visual Introduction to SQL, Second Edition allows you to quickly grasp both the basic and more advanced features of this important language.

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Learn SQL basics quickly with this visual tutorial featuring over 125 graphics SQL (Structured Query Language) is the tool used to access nearly all databases, which means that most software professionals should understand at least the basics. This hands-on tutorial offers an accessible introduction to SQL using over 125 graphics to illustrate the lessons. The book's unique visual approach makes it much easier for the reader to learn SQL. This Second Edition has been updated with new graphics and covers such subjects as the SELECT statement, joins, subqueries, views, granting and revoking privileges, and creating and destroying tables.

DAVID CHAPPELL is Principal of David Chappell &Associates (www.davidchappell.com) in San Francisco, California. David's popular keynotes and seminars have been presented in more than two dozen countries, and his books on enterprise software have been translated into ten languages.

J. HARVEY TRIMBLE Jr. is Managing Director of eBusiness Product Development at Fannie Mae in Washington, D.C. He is responsible for business and product development for the electronic distribution of Fannie Mae's underwriting guidelines and eMortgage capabilities.