view db/sat_pubsub_update_3_4.sql @ 371:8bf2db9accf0

README: added contribution links
author Goffi <goffi@goffi.org>
date Wed, 27 Jun 2018 07:18:22 +0200
parents a772f7dac930
children 1dc606612405
line wrap: on
line source

-- we check version of the database before doing anything
-- and stop execution if not good
\set ON_ERROR_STOP
DO $$
DECLARE ver text;
BEGIN
    SELECT value INTO ver FROM metadata WHERE key='version';
    IF NOT FOUND OR ver!='3' THEN
        RAISE EXCEPTION 'This update file need to be applied on database schema version 3, you use version %',ver;
    END IF;
END$$;
\unset ON_ERROR_STOP
-- end of version check

/* new "serial ids" option */
ALTER TABLE nodes ADD COLUMN serial_ids boolean NOT NULL DEFAULT FALSE;

/* we want to keep creation and update times */
ALTER TABLE items RENAME COLUMN date TO created;
ALTER TABLE items ADD COLUMN updated timestamp with time zone NOT NULL DEFAULT now();

UPDATE metadata SET value='4' WHERE key='version';