How to move the SCOM database: http://technet.microsoft.com/en-us/library/cc540384.aspx
How to move the datawarehouse: http://technet.microsoft.com/en-us/library/cc540368.aspx
Other useful SCOM procedures: http://technet.microsoft.com/en-us/library/cc540402.aspx
Moving the SCCM database: http://technet.microsoft.com/en-us/library/bb680707.aspx and http://technet.microsoft.com/en-us/library/bb632383.aspx