postgresql7.3
SELECT
ts.task_id,
ts.task_id as item_id,
ts.task_number,
t.task_revision_id,
t.title,
t.parent_id as project_item_id,
to_char(t.earliest_start,'J') as earliest_start_j,
to_char(current_timestamp,'J') as today_j,
to_char(t.latest_start,'J') as latest_start_j,
to_char(t.latest_finish,'J') as latest_finish_j,
to_char(t.latest_start,'YYYY-MM-DD HH24:MI') as latest_start,
to_char(t.latest_finish,'YYYY-MM-DD HH24:MI') as latest_finish,
t.percent_complete,
t.estimated_hours_work,
t.estimated_hours_work_min,
t.estimated_hours_work_max,
case when t.actual_hours_worked is null then 0
else t.actual_hours_worked end as actual_hours_worked,
to_char(t.earliest_start,'YYYY-MM-DD HH24:MI') as earliest_start,
to_char(t.earliest_finish,'YYYY-MM-DD HH24:MI') as earliest_finish,
to_char(t.latest_start,'YYYY-MM-DD HH24:MI') as latest_start,
to_char(t.latest_finish,'YYYY-MM-DD HH24:MI') as latest_finish,
p.first_names || ' ' || p.last_name as full_name,
p.person_id
FROM
pm_tasks_active ts,
cr_items i,
pm_tasks_revisionsx t
LEFT JOIN pm_task_assignment ta
ON t.item_id = ta.task_id
LEFT JOIN persons p
ON ta.party_id = p.person_id
WHERE
ts.task_id = t.item_id and
i.item_id = t.item_id and
t.task_revision_id = i.live_revision and
t.latest_start >= :first_of_month_date and
t.latest_start <= :last_of_month_date
ORDER BY
t.earliest_start, ts.task_id, p.first_names, p.last_name