DECLARE @spid INT
DECLARE @blk INT
DECLARE @count INT
DECLARE @index INT
DECLARE @lock TINYINT

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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

--select @count,@index

--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'

        PRINT ( LTRIM(@spid) + ''+ LTRIM(@blk));
        if(@spid <> 0)
        BEGIN
           DBCC inputbuffer(@spid)   --
         END

        DBCC inputbuffer(@blk)   --引起阻塞语句

        SET @index=@index + 1
    END

END

DROP TABLE #temp_who_lock

--return 0
--KILL 54

当前名称：日常SQL数据库死锁跟踪及处理
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