CREATE OR REPLACE VIEW v_current_enquiry_status AS
SELECT enqu_id
      ,event_date
      ,enst_code
  FROM (SELECT enqu_id
              ,event_date
              ,enst_code
              ,id
              ,MAX(id) over(PARTITION BY enqu_id) AS max_id
          FROM enquiry_events)
 WHERE id = max_id
/
