USE [master]

GO

/****** Object:  StoredProcedure [dbo].[sp_who_lock]    Script Date: 03/23/2016 14:17:49 ******/

SET ANSI_NULLS ON

GO

SET QUOTED_IDENTIFIER ON

GO

ALTER 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 sysprocesses where blocked>0 ) a

   where not exists(select * from (select * from sysprocesses where blocked>0 ) b

   where a.blocked=spid)

   union select spid,blocked from 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 0

end