SQL Dialects Reference
Publisher: Wikibooks 2010
This wikibook is a compact comparative reference for several SQL language dialects. It lists particular common tasks and problems resolved in terms of several popular SQL server implementations. When possible, it tries to emphasize an universal solution. When it's not possible, it tries to list best practices.
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by Ryan Stephens, Ron Plew - Sams
This book presents the key features of SQL in an easy to understand format with updated code examples. The material covers transactions, constructs, embedded databases, object-oriented programming, and MySQL, a very popular open source database.
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