In May 2010, Microsoft is releasing SQL Server 2008 R2. More than just an update to SQL Server 2008, R2 is a brand new version. If you are an IT administrator or DBA, or you are doing BI, SQL Server 2008 R2 should be your first choice when it comes to choosing a version of SQL Server to use for future deployments. By building on the strong foundation of SQL Server 2008, SQL Server 2008 R2 allows you as the DBA to derive even more insight into the health and status of your environments without relying on custom code or third-party utilities—and there is an edition that meets your performance and availability needs for mission-critical work, as well. This essential guide covers the major changes in SQL Server 2008 R2 that DBAs need to know about.