Interview question for sql statement

Question

Hi Guys,
In a interview i was asked the following question considering i m using database 9i
Quote
If a client is running a query and that client complains you that query is stuck and he is not sure if that query is slow or it is not running at all, how a DBA can know the status of that query
Unquote
any responce will be appreciated
regards
Ans

Answer 1

col sql_text format a50
col opname format a20
col machine format a10
col username format a10
col action format a10
set linesize 200
select /*+ ORDERED */
     sl.username
     ,sl.opname
     ,sl.start_time
     ,sl.last_update_time
     ,sl.time_remaining
     ,sl.elapsed_seconds
     ,sa.sql_text
from v$sqlarea sa,v$session_longops sl
where sl.sql_hash_value = sa.hash_value
and   sl.sql_address    = sa.address
col sql_text format a45
col machine format a10
col username format a10
col action format a10
set linesize 200
SELECT /*+ ORDERED */
     username
     ,S.LAST_CALL_ET
     ,to_char(LOGON_TIME,'DD/MM/YY HH24:MM:SS') Logon_Time
     ,s.action
            ,S.STATUS
     ,s.PROCESS
     ,s.sid
     ,s.serial#
     , s.machine
     , X.sql_text
FROM        sys
     .v_$session S
     LEFT OUTER JOIN sys.v_$sqlarea X 
     ON  s.sql_address    = x.address   
     AND      s.sql_hash_value = x.hash_value 
WHERE       s.type         != 'BACKGROUND'
ORDER BY 2,1
/