sql server 2005 死锁
CREATE Table #Who(spid int,ecid int,
status nvarchar(50),
loginname nvarchar(50),
hostname nvarchar(50),
blk int,
dbname nvarchar(50),
cmd nvarchar(50),
request_ID int);
CREATE Table #Lock(spid int,
dpid int,
objid int,
indld int,
nvarchar(20),
Resource nvarchar(50),
Mode nvarchar(10),
Status nvarchar(10)
);
INSERT INTO #Who
EXEC sp_who active--看哪个引起的阻塞，blk
INSERT INTO #Lock
EXEC sp_lock--看锁住了那个资源id，objid
DECLARE @DBName nvarchar(20);
SET @DBName='testwaijiaobu'
SELECT #Who.* FROM #Who WHERE dbname=@DBName
SELECT #Lock.* FROM #Lock
JOIN #Who
ON #Who.spid=#Lock.spid
AND dbname=@DBName;
--最后发送到SQL Server的语句
DECLARE crsr Cursor FOR
SELECT blk FROM #Who WHERE dbname=@DBName AND blk<>0;
DECLARE @blk int;
open crsr;
FETCH NEXT FROM crsr INTO @blk;
WHILE (@@FETCH_STATUS = 0)
BEGIN;
dbcc inputbuffer(@blk);
FETCH NEXT FROM crsr INTO @blk;
END;
close crsr;
DEALLOCATE crsr;
--锁定的资源
SELECT #Who.spid,hostname,objid,,mode,object_name(objid) as objName FROM #Lock
JOIN #Who
ON #Who.spid=#Lock.spid
AND dbname=@DBName
WHERE objid<>0;
DROP Table #Who;
DROP Table #Lock;
页:
[1]