Sams Teach Yourself Transact-SQL in 21 Days provides you with the skills you need to write flexible and effective applications. The techniques included in the book allow you to maximize the performance of SQL Server by optimizing your new or existing queries. The syntax and examples can be used with either Microsoft or Sybase SQL Server. Whether you are a programmer or a database administrator, Sams Teach Yourself Transact-SQL in 21 Days shows you how to write effective Transact-SQL queries that provide efficient results and decrease the performance demands on your server.