CREATE procedure 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 '沒有阻塞和死鎖信息'    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 '引起數據庫死鎖的是: '+ CAST(@spid AS VARCHAR(10)) + '進程號,其執行的SQL語法如下'     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))+ '進程號,其執行的SQL語法如下'     else     select '進程號SPID：'+ CAST(@spid AS VARCHAR(10))+ '被' + '進程號SPID：'+ CAST(@blk AS VARCHAR(10)) +'阻塞,其當前進程執行的SQL語法如下'     dbcc inputbuffer(@spid)    dbcc inputbuffer(@blk)     set @index=@index+1    end    end    drop table #temp_who_lock    return 0   end GO