I have a database file .mdf from MS SQL EXPRESS in folder:
.mdf
C:\\Program Files\\Microsoft SQL Server\\MSSQL10.SQLEXPRESS\\MSSQL\\DATA
1.copy your --.MDF,--.LDF files to pate this location For 2008 server C:\Program Files\Microsoft SQL Server\MSSQL10.MSSQLSERVER\MSSQL\DATA 2.In sql server 2008 use ATTACH and select same location for add