死锁查询

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use   master   --必须在master数据库中创建     go         if   exists   (select   *   from   dbo.sysobjects   where   id   =   object_id(N'[dbo].[p_lockinfo]')   and   OBJECTPROPERTY(id,   N'IsProcedure')   =   1)     drop   procedure   [dbo].[p_lockinfo]     GO         /*--处理死锁           查看当前进程,或死锁进程,并能自动杀掉死进程           因为是针对死的,所以如果有死锁进程,只能查看死锁进程       当然,你可以通过参数控制,不管有没有死锁,都只查看死锁进程           感谢:   caiyunxia,jiangopen   两位提供的参考信息         --邹建   2004.4--*/         /*--调用示例           exec   p_lockinfo     --*/     create   proc   p_lockinfo     @kill_lock_spid   bit=1,     --是否杀掉死锁的进程,1   杀掉,   0   仅显示     @show_spid_if_nolock   bit=1   --如果没有死锁的进程,是否显示正常进程信息,1   显示,0   不显示     as     declare   @count   int,@s   nvarchar(max),@i   int     select   id=identity(int,1,1),标志,       进程ID=spid,线程ID=kpid,块进程ID=blocked,数据库ID=dbid,       数据库名=db_name(dbid),用户ID=uid,用户名=loginame,累计CPU时间=cpu,       登陆时间=login_time,打开事务数=open_tran,   进程状态=status,       工作站名=hostname,应用程序名=program_name,工作站进程ID=hostprocess,       域名=nt_domain,网卡地址=net_address     into   #t   from(       select   标志='死锁的进程',         spid,kpid,a.blocked,dbid,uid,loginame,cpu,login_time,open_tran,         status,hostname,program_name,hostprocess,nt_domain,net_address,         s1=a.spid,s2=0       from   master..sysprocesses   a   join   (         select   blocked   from   master..sysprocesses   group   by   blocked         )b   on   a.spid=b.blocked   where   a.blocked=0       union   all       select   '|_牺牲品_>',         spid,kpid,blocked,dbid,uid,loginame,cpu,login_time,open_tran,         status,hostname,program_name,hostprocess,nt_domain,net_address,         s1=blocked,s2=1       from   master..sysprocesses   a   where   blocked<>0     )a   order   by   s1,s2         select   @count=@@rowcount,@i=1         if   @count=0   and   @show_spid_if_nolock=1     begin       insert   #t       select   标志='正常的进程',         spid,kpid,blocked,dbid,db_name(dbid),uid,loginame,cpu,login_time,         open_tran,status,hostname,program_name,hostprocess,nt_domain,net_address       from   master..sysprocesses       set   @count=@@rowcount     end         if   @count>0     begin       create   table   #t1(id   int   identity(1,1),a   nvarchar(30),b   Int,EventInfo   nvarchar(max))       if   @kill_lock_spid=1       begin         declare   @spid   varchar(10),@标志   varchar(10)         while   @i<=@count         begin           select   @spid=进程ID,@标志=标志   from   #t   where   id=@i           insert   #t1   exec('dbcc   inputbuffer('+@spid+')')           if   @标志='死锁的进程'   exec('kill   '+@spid)           set   @i=@i+1         end       end       else         while   @i<=@count         begin           select   @s='dbcc   inputbuffer('+cast(进程ID   as   varchar)+')'   from   #t   where   id=@i           insert   #t1   exec(@s)           set   @i=@i+1         end       select   a.*,进程的SQL语句=b.EventInfo       from   #t   a   join   #t1   b   on   a.id=b.id     end     go