For programmers analysts & database administrators SQL in a Nutshell is the essential reference for the SQL language used in today's most popular database products. This new edition clearly documents every SQL command according to the latest ANSI standard & details how those commands are implemented in Microsoft SQL Server 2008 Oracle 11g & the My SQL 5.1 & Postgre SQL 8.3 open source database products. You'll also get a concise overview of the Relational Database Management System (RDBMS) model & a clear-cut explanation of foundational RDBMS concepts -- all packed into a succinct comprehensive & easy-to-use format. This book provides: * Background on the Relational Database Model including current & previous SQL standards * Fundamental concepts necessary for understanding relational databases & SQL commands * An alphabetical command reference to SQL statements according to the SQL2003 ANSI standard * The implementation of each command by My SQL Oracle Postgre SQL & SQL Server * An alphabetical reference of the ANSI SQL2003 functions as well as the vendor implementations * Platform-specific functions unique to each implementation Beginning where vendor documentation ends SQL in a Nutshell distills the experiences of professional database administrators & developers who have used SQL variants to support complex enterprise applications. Whether SQL is new to you or you've been using SQL since its earliest days you'll get lots of new tips & techniques in this book.