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A Visual Introduction to SQL by David Chappell, ISBN 0471412767 Product Description

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 easierFor those with some SQL experience, the visual approach makes clear the language’ s underlying structure and helps in creating complex queriesFor 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 advancedfeatures of this important language.

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