sqlserver查询死锁存储过程

IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = object_id(N'[dbo].[sp_who_lock]') AND OBJECTPROPERTY(id, N'IsProcedure') = 1)
DROP PROCEDURE [dbo].[sp_who_lock]
GO
 
USE master
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
 
-- 找到临时表的记录数
        SELECT @intCountProperties = COUNT(*),@intCounter = 1
        FROM #tmp_lock_who
 
        IF @@ERROR<>0 RETURN @@ERROR
 
        IF @intCountProperties=0
            SELECT '现在没有阻塞和死锁信息' AS message
 
--循环开始
while @intCounter <= @intCountProperties
BEGIN
-- 取第一条记录
        SELECT @spid = spid,@bl = bl
        FROM #tmp_lock_who WHERE Id = @intCounter
        BEGIN
            IF @spid =0
                SELECT '引起数据库死锁的是: '+ CAST(@bl 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(@bl AS VARCHAR(10)) +'阻塞,其当前进程执行的SQL语法如下'
            DBCC INPUTBUFFER (@bl )
            END
 
--循环指针下移
        SET @intCounter = @intCounter + 1
END
 
DROP TABLE #tmp_lock_who
 
RETURN 0
END