msssql備份還原命令

backup database sqllongyun to disk ='e:\mssql\backup\sql_longyun\backup\sqllongyun2.bak'

BACKUP   DATABASE   Northwind   TO   DISK   =   'c:\Northwind.bak'   
RESTORE   DATABASE   TestDB   FROM   DISK   =   'c:\Northwind.bak'