oracle8.1.6
SELECT r.item_id as assessment_id, s.session_id, s.percent_score,
to_char(s.completed_datetime, :format) as completed_datetime,
p.first_names || ' ' || p.last_name AS subject_name,
r.title AS assessment_name, s.subject_id,
to_char(a.start_time, 'YYYY-MM-DD HH24:MI:SS') as start_time,
to_char(a.end_time, 'YYYY-MM-DD HH24:MI:SS') as end_time,
to_char(sysdate, 'YYYY-MM-DD HH24:MI:SS') as cur_time
FROM as_sessions s, cr_revisions r, persons p, as_assessments a
WHERE s.assessment_id = r.revision_id
AND s.subject_id = p.person_id
AND s.subject_id = :subject_id
AND r.item_id = :assessment_id
and a.assessment_id = :assessment_rev_id
ORDER BY s.session_id desc
SELECT r.item_id as assessment_id, s.session_id, s.percent_score,
to_char(s.completed_datetime, :format) as completed_datetime,
p.first_names || ' ' || p.last_name AS subject_name,
r.title AS assessment_name, s.subject_id,
to_char(a.start_time, 'YYYY-MM-DD HH24:MI:SS') as start_time,
to_char(a.end_time, 'YYYY-MM-DD HH24:MI:SS') as end_time,
to_char(sysdate, 'YYYY-MM-DD HH24:MI:SS') as cur_time
FROM as_sessions s, cr_revisions r, persons p, as_assessments a
WHERE s.assessment_id = r.revision_id
AND s.subject_id = p.person_id
AND r.item_id = :assessment_id
and a.assessment_id = :assessment_rev_id
ORDER BY s.session_id desc