postgresql7.1 select to_char(start_date, 'J') as julian_start_date, to_char(start_date, 'YYYY-MM-DD HH24:MI:SS') as ansi_start_date, to_char(start_date, 'HH24:MI') as ansi_start_time, to_char(end_date, 'HH24:MI') as ansi_end_time, coalesce(e.name, a.name) as name, coalesce(e.description, a.description) as description, coalesce(e.status_summary, a.status_summary) as status_summary, e.event_id as item_id, (select on_which_calendar from cal_items where cal_item_id = e.event_id) as calendar_id, (select calendar_name from calendars where calendar_id = (select on_which_calendar from cal_items where cal_item_id= e.event_id)) as calendar_name from acs_activities a, acs_events e, timespans s, time_intervals t where e.timespan_id = s.timespan_id and s.interval_id = t.interval_id and e.activity_id = a.activity_id and start_date between to_date(:first_julian_date_of_month,'J') and to_date(:last_julian_date_in_month,'J') and e.event_id in ( select cal_item_id from cal_items where on_which_calendar in ([join $calendar_id_list ","]) ) order by ansi_start_date