-- Copyright (C) 2012 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/>.
--
-- SQL to test on update of of biography_data that the sib cannot be
-- younger than the infant.
--
-- 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 the transaction and then start a new one so as to
-- be sure that we test the biography_data update trigger, which
-- is deferred until transaction commit.
commit;
begin;

--
-- Main tables.
--

-- biography_data
do $$
declare
  this_date date;

begin

  select biography_data.birthdate
    from biography_data
    into this_date
    where biography_data.animid = 'KID';

  update biography_data
    set birthdate = this_date
      , bdmin = this_date
      , bdmax = this_date
      , entrydate = this_date
    where animid = 'SIB';
end;
$$;

select 'Sib must be older than infant in follow: on update of biography_data' as message;