| 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 < |
