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CREATE PROCEDURE #sp_who_lock
AS
BEGIN
	DECLARE @spid INT
	DECLARE @blk INT
	DECLARE @count INT
	DECLARE @index INT
	DECLARE @lock TINYINT  
 
	SET @lock = 0  
 
	DECLARE @temp_who_lock AS TABLE (
		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 TOP 1 1
			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(1),
		@index = 1
	FROM @temp_who_lock  
 
	IF @@error <> 0
		RETURN @@error  
 
	IF @count = 0
	BEGIN
		SELECT N'没有阻塞和死锁信息'  
 
		RETURN 0
	END  
 
	WHILE @index <= @count
	BEGIN
		IF EXISTS (
				SELECT TOP 1 1
				FROM @temp_who_lock a
				WHERE id > @index
					AND EXISTS (
						SELECT TOP 1 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 N'引起数据库死锁的是:' + CAST(@spid AS NVARCHAR(10)) + N'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 N'引起阻塞的是:' + CAST(@blk AS NVARCHAR(10)) + N'进程号,其执行的SQL语法如下'
			ELSE
				SELECT N'进程号SPID：' + CAST(@spid AS NVARCHAR(10)) + N'被进程号SPID：' + CAST(@blk AS NVARCHAR(10)) + N'阻塞,其当前进程执行的SQL语法如下'  
 
			DBCC INPUTBUFFER (@spid)  
 
			DBCC INPUTBUFFER (@blk)  
 
			SET @index = @index + 1
		END
	END  
 
	RETURN 0
END
GO
 
EXEC #sp_who_lock