Really simple…
This returns a MSSQL datatype of uniqueidentifier
read more here - http://msdn2.microsoft.com/en-us/library/aa276822(SQL.80).aspx
SELECT NEWID()
This returns a MSSQL datatype of uniqueidentifier
read more here - http://msdn2.microsoft.com/en-us/library/aa276822(SQL.80).aspx