Addison-Wesley Professional released three new SQL books. "Practical Business Intelligence with SQL Server 2005" offers insight into BI systems design and step-by-step best practices for implementation, deployment, and management and is priced at $49.99. "Introduction to SQL: Mastering the Relational Database Language, Fourth Edition" illustrates each aspect of SQL with practical examples and exercises in each chapter to make sure you grasp all the concepts. The book is priced at $49.99. "Inside SQL Server 2005 Tools" covers several components such as Database Engine, Analysis Services, Reporting Services Integration Services, and Notification Services. This book is priced at $59.99.