檢視死鎖的SQL語句

use master 

go declare 
@spid 
int,
@bl 
int 
declare 
s_cur 
cursor for 
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 open 
s_cur 
fetch next from 
s_cur 
into 
@spid
,@bl 
while 
@@fetch_status 
= 0 
begin 
if @spid =0 
select 
' 引起資料庫死鎖的是: '
+ cast
(@bl 
as varchar(10
)) + 
' 程序號, 其執行的sql 語法如下' 
else 
select 
' 程序號spid ：'
+ cast
(@spid 
as varchar(10
))+ 
' 被' 
+ ' 程序號spid ：'
+ cast
(@bl 
as varchar(10
)) +
' 阻塞, 其當前程序執行的sql 語法如下' 
dbcc 
inputbuffer 
(@bl 
) fetch next from 
s_cur 
into 
@spid
,@bl 
end 
close 
s_cur 
deallocate 
s_cur 
exec 
sp_who2

執行sp_who2 ,看blk by 欄， 如果這欄不是空白， 有乙個數字， 這就是造成阻塞（blocking）的執行緒id. 然後執行dbcc inputbuffer(執行緒id), 你就可以看見這個執行緒在幹什麼。

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