set serveroutput on;
set linesize 100;
set echo on;
spool job_remove.log;

select JOB, SCHEMA_USER, BROKEN, WHAT
from dba_jobs;
execute DBMS_JOB.REMOVE(&job_number_to_remove)

commit;

select JOB, SCHEMA_USER, BROKEN, WHAT
from dba_jobs;

spool off;