sqlserver查看表是否被锁

CREATE??procedure [dbo].[sp_who_lock]
as
begin
declare @spid int,@bl int,
????????@intTransactionCountOnEntry??int,
????????@intRowcount????int,
????????@intCountProperties???int,
????????@intCounter????int
?create table #tmp_lock_who (id int identity(1,1),spid smallint,bl smallint)
?
?IF @@ERROR<>0 RETURN @@ERROR
?
?insert into #tmp_lock_who(spid,bl) select??0,blocked
???from (select * from master..sysprocesses where??blocked>0 ) a
???where not exists(select * from (select * from master..sysprocesses where??blocked>0 ) b
???where a.blocked=spid)
???union select spid,blocked from master..sysprocesses where??blocked>0

?IF @@ERROR<>0 RETURN @@ERROR
?
-- 找到临时表的记录数
?select??@intCountProperties = Count(*),@intCounter = 1
?from #tmp_lock_who
?
?IF @@ERROR<>0 RETURN @@ERROR
?
?if @intCountProperties=0
??select '现在没有阻塞和死锁信息' as message

-- 循环开始
while @intCounter <= @intCountProperties
begin
-- 取第一条记录
??select??@spid = spid,@bl = bl
??from #tmp_lock_who where id = @intCounter
?begin
??if @spid =0
????select '引起数据库死锁的是: '+ CAST(@bl AS VARCHAR(10)) + '进程号,其执行的SQL语法如下'
?else
????select '进程号SPID：'+ CAST(@spid AS VARCHAR(10))+ '被' + '进程号SPID：'+ CAST(@bl AS VARCHAR(10)) +'阻塞,其当前进程执行的SQL语法如下'
?DBCC INPUTBUFFER (@bl )
?end

-- 循环指针下移
?set @intCounter = @intCounter + 1
end

drop table #tmp_lock_who

return 0end