sqlserver查询数据库死锁存储过程 sql

USE [XX库]
GO

/****** Object:  StoredProcedure [dbo].[sp_who_lock]    Script Date: 01/01/2014 14:52:27 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

CREATE procedure [dbo].[sp_who_lock]  
as    
begin    
   declare @spid int    
   declare @blk int    
   declare @count int    
   declare @index int    
   declare @lock tinyint     
   set @lock=0     
   create table #temp_who_lock     
(     
  id int identity(1,1),     
  spid int,     
  blk int    
)     
if @@error<>0 return @@error     
insert into #temp_who_lock(spid,blk)     
select 0 ,blocked      
from (select * from master..sysprocesses where blocked>0)a     
where not exists(select * from  master..sysprocesses where a.blocked =spid and blocked>0)     
union select spid,blocked from  master..sysprocesses where blocked>0     
if @@error<>0 return @@error     
select @count=count(*),@index=1 from #temp_who_lock     
if @@error<>0 return @@error     
if @count=0     
begin    
  select '没有阻塞和死锁信息'    
  return 0     
end    
while @index<=@count     
begin    
  if exists(select 1 from #temp_who_lock a where id>@index and exists(select 1 from #temp_who_lock where id<=@index and a.blk=spid))     
  begin    
   set @lock=1     
   select @spid=spid,@blk=blk from #temp_who_lock where id=@index    
   select '引起数据库死锁的是: '+ CAST(@spid AS VARCHAR(10)) + '进程号,其执行的SQL语法如下'    
   select  @spid, @blk   
   dbcc inputbuffer(@spid)     
   dbcc inputbuffer(@blk)     
  end    
  set @index=@index+1     
end    
if @lock=0      
begin    
  set @index=1     
  while @index<=@count     
  begin    
   select @spid=spid,@blk=blk from #temp_who_lock where id=@index    
   if @spid=0     
    select '引起阻塞的是:'+cast(@blk 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(@blk AS VARCHAR(10)) +'阻塞,其当前进程执行的SQL语法如下'    
   dbcc inputbuffer(@spid)   
   dbcc inputbuffer(@blk)     
   set @index=@index+1     
  end    
end    
drop table #temp_who_lock     
return 0     
end          


GO