ORACLE SQL View Sessions with PID

set echo off;

set termout on;

set linesize 80;

set pagesize 60;

set newpage 0;

set heading off;

select 'Sessions on database '||substr(name,1,8) from v$database;

set heading on;

select

substr(a.spid,1,9) pid,

substr(b.sid,1,5) sid,

substr(b.serial#,1,5) ser#,

substr(b.machine,1,6) box,

substr(b.username,1,10) username,

substr(b.osuser,1,8) os_user,

substr(b.program,1,30) program

from v$session b, v$process a where

b.paddr = a.addr

and type='USER'

order by spid;