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-- ==============================================================
-- GNUmed database schema change script
--
-- Source database version: v5
-- Target database version: v6
--
-- License: GPL v2 or later
-- Author: karsten.hilbert@gmx.net
--
-- ==============================================================
-- $Id: dem-identity.sql,v 1.3 2007-05-07 16:33:06 ncq Exp $
-- $Revision: 1.3 $
-- --------------------------------------------------------------
\set ON_ERROR_STOP 1
-- --------------------------------------------------------------
-- adjust dem.identity.title
alter table dem.identity
alter column title
set default null;
update dem.identity
set title = NULL
where
title is not NULL and
trim(title) = '';
\unset ON_ERROR_STOP
alter table dem.identity drop constraint "identity_title_check";
\set ON_ERROR_STOP 1
alter table dem.identity
add check (trim(coalesce(title, 'NULL')) <> '');
\unset ON_ERROR_STOP
drop function dem.trf_null_empty_title() cascade;
\set ON_ERROR_STOP 1
create function dem.trf_null_empty_title()
returns trigger
language plpgsql
as '
begin
if (NEW.title is null) then
return NEW;
end if;
if trim(NEW.title) <> '''' then
return NEW;
end if;
NEW.title := NULL;
return NEW;
end;';
create trigger tr_null_empty_title
before insert or update on dem.identity
for each row execute procedure dem.trf_null_empty_title()
;
-- --------------------------------------------------------------
select gm.log_script_insertion('$RCSfile: dem-identity.sql,v $', '$Revision: 1.3 $');
-- ==============================================================
-- $Log: dem-identity.sql,v $
-- Revision 1.3 2007-05-07 16:33:06 ncq
-- - log_script_insertion() now in gm.
--
-- Revision 1.2 2007/04/21 19:43:39 ncq
-- - properly check title for empty string
--
-- Revision 1.1 2007/04/20 08:18:03 ncq
-- - tighten dem.identity.title handling
--
-- Revision 1.6 2007/01/27 21:16:08 ncq
-- - the begin/commit does not fit into our change script model
--
-- Revision 1.5 2006/10/24 13:09:45 ncq
-- - What it does duplicates the change log so axe it
--
-- Revision 1.4 2006/09/28 14:39:51 ncq
-- - add comment template
--
-- Revision 1.3 2006/09/18 17:32:53 ncq
-- - make more fool-proof
--
-- Revision 1.2 2006/09/16 21:47:37 ncq
-- - improvements
--
-- Revision 1.1 2006/09/16 14:02:36 ncq
-- - use this as a template for change scripts
--
--
|
