-- Copyright (C) 2013 The Meme Factory, Inc., http://www.meme.com/
--
--    This file is part of Gombe-MI.
--
--    Gombe-MI is free software; you can redistribute it and/or modify
--    it under the terms of the GNU General Public License as published by
--    the Free Software Foundation; either version 3 of the License, or
--    (at your option) any later version.
--
--    This program is distributed in the hope that it will be useful,
--    but WITHOUT ANY WARRANTY; without even the implied warranty of
--    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--    GNU General Public License for more details.
--
--    You should have received a copy of the GNU General Public License
--    along with Gombe-MI.  If not, see <http://www.gnu.org/licenses/>.
--
-- Delete EATS row for the eating event for mom, followid 1, 9:00.
-- This should raise an error because the eating event is required.
--
-- All data appearing in this work are fictitious. Any resemblance to
-- actual data, living or archived, is purely coincidental.
--
-- Karl O. Pinc <kop@meme.com>
--

-- Commit so that we test the eats delete trigger not the events insert
-- trigger.
commit;
begin;

delete from eats
  where eatid = (
  select eats.eatid
    from intervals
           join events on (events.intid = intervals.intid)
           join parts on (parts.eid = events.eid)
           join eats on (eats.eid = events.eid)
    where intervals.followid = 1
          and intervals.time = '9:00'
          and events.behavior = 'E'
          and parts.participant = 'MOM');