::备份至远程主机
"D:\SQL Server\100\Tools\Binn\SQLCMD.EXE" -S <server host> -U sa -P 123456 -d master -Q"BACKUP DATABASE <dbname> to disk='\\<host>\sql\sql.bak'"

::从远程主机恢复
"D:\SQL Server\100\Tools\Binn\SQLCMD.EXE" -S <server host> -U sa -P 123456 -d master -Q"RESTORE DATABASE <dbname> from disk='\\<host>\sql\sql.bak'"