[SQL]死锁处理语句

 1 SET QUOTED_IDENTIFIER ON
 2 GO
 3 SET ANSI_NULLS ON
 4 GO
 5 CREATE PROCEDURE sp_who_lock
 6 AS
 7     BEGIN
 8         DECLARE @spid INT ,
 9             @bl INT ,
10             @intTransactionCountOnEntry INT ,
11             @intRowcount INT ,
12             @intCountProperties INT ,
13             @intCounter INT
14         CREATE TABLE #tmp_lock_who
15             (
16               id INT IDENTITY(1, 1) ,
17               spid SMALLINT ,
18               bl SMALLINT
19             )
20          IF @@ERROR <> 0
21             RETURN @@ERROR
22         INSERT INTO #tmp_lock_who ( spid, bl )
23                 SELECT 0, blocked
24                     FROM ( SELECT *
25                             FROM sys.sysprocesses
26                             WHERE blocked > 0
27                          ) a
28                     WHERE NOT EXISTS ( SELECT *
29                                         FROM ( SELECT *
30                                                 FROM sys.sysprocesses
31                                                 WHERE blocked > 0
32                                              ) b
33                                         WHERE a.blocked = spid )
34                 UNION
35                 SELECT spid, blocked
36                     FROM sys.sysprocesses
37                     WHERE blocked > 0
38         IF @@ERROR <> 0
39             RETURN @@ERROR
40        -- 找到临时表的记录数
41         SELECT @intCountProperties = COUNT(*), @intCounter = 1
42             FROM #tmp_lock_who
43          IF @@ERROR <> 0
44             RETURN @@ERROR
45         IF @intCountProperties = 0
46             SELECT N‘现在没有阻塞和死锁信息‘ AS message
47        -- 循环开始
48         WHILE @intCounter <= @intCountProperties
49             BEGIN
50               -- 取第一条记录
51                 SELECT @spid = spid, @bl = bl
52                     FROM #tmp_lock_who
53                     WHERE Id = @intCounter
54                 BEGIN
55                     IF @spid = 0
56                         SELECT N‘引起数据库死锁的是: ‘ + CAST(@bl AS VARCHAR(10))
57                                 + N‘进程号,其执行的SQL语法如下‘
58                     ELSE
59                         SELECT N‘进程号SPID：‘ + CAST(@spid AS VARCHAR(10))
60                                 + N‘被进程号SPID：‘ + CAST(@bl AS VARCHAR(10)) N‘阻塞,其当前进程执行的SQL语法如下‘
61                     DBCC INPUTBUFFER (@bl )
62                 END
63               -- 循环指针下移
64                 SET @intCounter = @intCounter + 1
65             END
66         DROP TABLE #tmp_lock_who
67         RETURN 0
68     END
69 go
70 EXEC sp_who_lock
71 DROP PROC  sp_who_lock
72 GO
73 SET QUOTED_IDENTIFIER OFF
74 GO
75 
76 SET ANSI_NULLS ON
77 
78 GO