c#大圣之路笔记——SQL 通过创建存储过程，查看当前进程情况（是否造成表锁死等）

存储过程：

  1 create procedure sp_who_lock
  2
  3 as
  4
  5 begin
  6
  7 declare @spid int,@bl int,
  8
  9 @intTransactionCountOnEntry int,
 10
 11          @intRowcount int,
 12
 13          @intCountProperties int,
 14
 15          @intCounter int
 16
 17
 18
 19 create table #tmp_lock_who (
 20
 21 id int identity(1,1),
 22
 23 spid smallint,
 24
 25 bl smallint)
 26
 27
 28
 29 IF @@ERROR<>0 RETURN @@ERROR
 30
 31
 32
 33 insert into #tmp_lock_who(spid,bl) select   0 ,blocked
 34
 35    from (select * from sysprocesses where   blocked>0 ) a
 36
 37    where not exists(select * from (select * from sysprocesses where   blocked>0 ) b
 38
 39    where a.blocked=spid)
 40
 41    union select spid,blocked from sysprocesses where   blocked>0
 42
 43
 44
 45 IF @@ERROR<>0 RETURN @@ERROR
 46
 47
 48
 49 -- 找到临时表的记录数
 50
 51 select @intCountProperties = Count(*),@intCounter = 1
 52
 53 from #tmp_lock_who
 54
 55
 56
 57 IF @@ERROR<>0 RETURN @@ERROR
 58
 59
 60
 61 if @intCountProperties=0
 62
 63 select ‘现在没有阻塞和死锁信息‘ as message
 64
 65
 66
 67 -- 循环开始
 68
 69 while @intCounter <= @intCountProperties
 70
 71 begin
 72
 73 -- 取第一条记录
 74
 75 select @spid = spid,@bl = bl
 76
 77 from #tmp_lock_who where Id = @intCounter
 78
 79 begin
 80
 81 if @spid =0
 82
 83              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‘
 84
 85 else
 86
 87              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‘
 88
 89 DBCC INPUTBUFFER (@bl )
 90
 91 end
 92
 93
 94
 95 -- 循环指针下移
 96
 97 set @intCounter = @intCounter + 1
 98
 99 end
100
101
102
103
104
105 drop table #tmp_lock_who
106
107
108
109 return 0
110
111 end

 1 ////查看进程，处理进程
 2
 3
 4 ///关闭进程
 5 KILL 126
 6
 7
 8
 9 ///查看进程情况
10 DBCC INPUTBUFFER(91)