备份还原数据库

创建存储过程
CREATE PROCEDURE protest
(
 @var1 int,
 @var2 int,
 @var3 int output
)
AS
 set @var3=@var1+@var2+@var3
 return @var3
GO

运用存储过程
declare @var1 int
 set @var1='1'
declare @var2 int
 set @var2='2'
declare @var3 int
 set @var3='3'
exec protest @var1,@var2,@var3 output
select @var3

备份数据库
backup database pubs
 to disk='c:/test/pubs.bak'

还原数据库
restore database test
 from disk='c:/test/pubs.bak'
 with move 'pubs' to 'c:/test/test.mdf',
 move 'pubs_log' to 'c:/test/test.ldf'