sql 데이터베이스 잠 금 처리 저장 과정

/*--    



       ,     ,         



        ,         ,        

   ,         ,       ,        



--   2004.4--*/



/*--    



 exec p_lockinfo1

--*/

alter proc p_lockinfo1

@kill_lock_spid bit=1,  --         ,1   , 0    

@show_spid_if_nolock bit=1 --         ,          ,1   ,0    

as

declare @count int,@s nvarchar(max),@i int

select id=identity(int,1,1),  ,

   ID=spid,  ID=kpid,   ID=blocked,   ID=dbid,

     =db_name(dbid),  ID=uid,   =loginame,  CPU  =cpu,

     =login_time,     =open_tran,     =status,

     =hostname,     =program_name,     ID=hostprocess,

   =nt_domain,    =net_address

into #t from(

 select   ='     ',

  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 '|_   _>',

  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   ='     ',

  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(max),b Int,EventInfo nvarchar(max))

 if @kill_lock_spid=1

 begin

  declare @spid varchar(max),@   varchar(max)

  while @i<=@count

  begin

   select @spid=  ID,@  =   from #t where id=@i

   insert #t1 exec('dbcc inputbuffer('+@spid+')')

   if @  ='     ' exec('kill '+@spid)

   set @i=@i+1

  end

 end

 else

  while @i<=@count

  begin

   select @s='dbcc inputbuffer('+cast(  ID as varchar(max))+')' from #t where id=@i

   insert #t1 exec(@s)

   set @i=@i+1

  end

 select a.*,   SQL  =b.EventInfo

 from #t a join #t1 b on a.id=b.id

end

go