view db/sat_pubsub_update_2_3.sql @ 446:67da33212b2b

doc: update dev instruction, `requirements.txt` now launches `setup.py`
author Goffi <goffi@goffi.org>
date Sun, 21 Mar 2021 14:39:13 +0100
parents 1dc606612405
children
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 $$
DECLARE ver text;
BEGIN
    SELECT value INTO ver FROM metadata WHERE key='version';
    IF NOT FOUND OR ver!='2' THEN
        RAISE EXCEPTION 'This update file needs to be applied on database schema version 2, you use version %',ver;
    END IF;
END$$;
\unset ON_ERROR_STOP
-- end of version check

/* we add "presence" access model */
ALTER TABLE nodes DROP CONSTRAINT nodes_access_model_check;
ALTER TABLE nodes ADD CHECK (access_model IN ('open', 'presence', 'publisher-roster', 'whitelist', 'publish-only', 'self-publisher'));

/* and schema column */
ALTER TABLE nodes ADD COLUMN schema xml;

/* we want xml types for items data too */
ALTER TABLE items ALTER data TYPE xml using data::xml;

UPDATE metadata SET value='3' WHERE key='version';