10046
alter session set events '10046 trace name context forever, level 12';
alter session set tracefile_identifier='TRUN';
truncate table SCOTT.TRUN;
alter session set events '10046 trace name context off';
select distinct(m.sid),p.pid,p.tracefile from v$mystat m,v$session s,v$process p where m.sid=s.sid and s.paddr=p.addr;