Microsoft provides technical support for SQL Server 2005 and for SQL Server 2008 that are running in the following hardware virtualization environments:

Windows Server 2008 with Hyper-V
Microsoft Hyper-V Server 2008
Configurations that are certified through the Server Virtualization Validation Program (SVVP).

Plus de détails :

Egalement un libre blanc concernant SQl 2008 et Hyper-V :