SELECT PAAF.SUPERVISOR_ID MGR_ID,
      PJ.JOB_ID ,
      PAPF.FULL_NAME,
      PJ.NAME,
      PAPF.PERSON_ID PER_ID
FROM PER_PEOPLE_X PAPF,
      PER_ASSIGNMENTS_X PAAF,
      PER_JOBS PJ
WHERE PAPF.PERSON_ID = PAAF.PERSON_ID
AND PAAF.JOB_ID      = PJ.JOB_ID
START WITH PAPF.PERSON_ID   = 57--Smith,Jonathan(MFG)
CONNECT BY PRIOR PAAF.SUPERVISOR_ID = PAPF.PERSON_ID;


--Get user\'s employee id(person_id)
SELECT employee_id FROM fnd_user WHERE user_name = \'MFG\';

--Get PERSON_ID base on full name
SELECT * FROM per_people_x  WHERE  full_name LIKE \'%Smith%Jonathan%\'