Mercurial > gemma
view schema/updates/0000/01.add_schema_version.sql @ 4004:79adff625ed8
Let psql treat each schema update script as a file
No more semicolon required at the end of each script and
psql meta-commands such as \ir can be used, which is especially
useful to avoid duplicating DDL in update scripts.
author | Tom Gottfried <tom@intevation.de> |
---|---|
date | Thu, 18 Jul 2019 19:46:19 +0200 |
parents | 7b7c324b318f |
children |
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CREATE TABLE gemma_schema_version ( version int PRIMARY KEY, update_date timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP ); CREATE OR REPLACE FUNCTION get_schema_version() RETURNS int LANGUAGE plpgsql AS $$ BEGIN RETURN ( SELECT max(version) FROM gemma_schema_version ); END; $$;