SET SESSION AUTHORIZATION 'postgres'; BEGIN transaction; DO $$ DECLARE ver TEXT; BEGIN UPDATE version set version='1.0.4' where vlock=1 and version='1.0.3'; IF found THEN RETURN; END IF; SELECT version into ver from version WHERE vlock=1; RAISE EXCEPTION 'Wrong DB version - expect "1.0.3" - found "%"', ver; END $$; ALTER TABLE ONLY paymentaddresses ADD COLUMN payname character varying(64) DEFAULT ''::character varying NOT NULL, ADD COLUMN status char DEFAULT ' ' NOT NULL; END transaction;