Microsoft SQL Server 2008 R2 Service Pack 1 CTP is ready to download using the below link.
We can use these packages to upgrade any of the following SQL Server 2008 R2 editions:
[more](1) SQL Server 2008 R2 Parallel Computing Edition
(2) SQL Server 2008 R2 Datacenter Edition
(3) SQL Server 2008 R2 Enterprise Edition and Developer Edition
(4) SQL Server 2008 R2 Standard Edition
(5) SQL Server 2008 R2 Web Edition
(6) SQL Server 2008 R2 Workgroup Edition
(7) SQL Server 2008 R2 Express Edition
New Features in this service pack 1 are as follows
- Dynamic Management Views for increased supportability
- ForceSeek for improved querying performance
- Data-tier Application Component Framework (DAC Fx) for improved database upgrades
- Disk space control for PowerPivot
Note : These packages are available for testing purposes only in a non-production environment. To upgrade SQL Server 2008 R2 Express Edition, obtain the SP1 version of Express Edition or Express Edition with Advanced Services.