Cumulative Update 1 for SQL Server 2008 Service Pack 1 (SP1) contains only
hotfixes that were released in Cumulative Update 4 for SQL Server 2008.
These hotfixes are not included in SQL Server 2008 Service Pack 1.
Cumulative Update 1 for SQL 2008 SP1 is only intended as a post-service pack
rollup for Cumulative Update 4 for the release version of SQL Server 2008
customers who plan to upgrade to SQL Server 2008 SP1 and still keep the
hotfixes from Cumulative Update 4 for the release version of SQ
