[MSSQL] 檢查誰產生了死結??

摘要:[MSSQL] 檢查誰產生了死結??

use master;
go
drop procedure sp_who_lock
go
create procedure 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

– 找到臨時表的紀錄數
select @intCountProperties = Count(*),@intCounter = 1
from #tmp_lock_who

IF @@ERROR<>0 RETURN @@ERROR

if @intCountProperties=0
select ‘\現在沒有阻塞和Dead Lock訊息\’ as message

– 循環開始
while @intCounter <= @intCountProperties
begin
– 取第一條紀錄
select @spid = spid,@bl = bl
from #tmp_lock_who where id = @intCounter
begin
if @spid =0
select ‘引起死結的SPID是: ‘+ CAST(@bl AS VARCHAR(10)) + ‘,其執行的SQL語法如下’
else
select ‘SPID:’+ CAST(@spid AS VARCHAR(10))+ ‘被’ + ‘SPID:’+ CAST(@bl AS VARCHAR(10)) +’阻塞,其當前執行的SQL語法如下’
DBCC INPUTBUFFER (@bl )
end

set @intCounter = @intCounter + 1
end

drop table #tmp_lock_who

return 0
end