AttachDatabases ->
Arg - Rc = 0 ..

- Database >Rc< < 
                  < DB_PRIMARY,   < DB_SERVER, DB_MIRROR_1, DB_MIRROR_2 > >
                  < DB_SECONDARY, < DB_SERVER, DB_MIRROR_1, DB_MIRROR_2 > >
                  < DB_TEMPORARY, < DB_SERVER, DB_MIRROR_1, DB_MIRROR_2 > >
                > 

Return