从单用户模式设置多用户报正在使用中解决办法

USE [master]
GO

/****** Object: StoredProcedure [dbo].[killspid] Script Date: 03/28/2011 11:01:32 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

--建一个存储过程，断开所有用户连接。
create proc [dbo].[killspid] (@dbname varchar(20))
as
begin
declare @sql nvarchar(500)
declare @spid int
set @sql='declare getspid cursor for
select spid from sysprocesses where dbid=db_id('''+@dbname+''')'
exec (@sql)
open getspid
fetch next from getspid into @spid
while @@fetch_status<>-1
begin
exec('kill '+@spid)
fetch next from getspid into @spid
end
close getspid
deallocate getspid
end

--exec killspid 'CedarLog'