USE kamailio;
SET autocommit=0;

CREATE VIEW v_subscriber_devices as
    SELECT s.username, s.domain, s.uuid, s.password, 0 as is_devid, NULL as devid_alias
      FROM subscriber s
    UNION DISTINCT
    SELECT d.alias_username as username, d.alias_domain as domain, s.uuid, s.password, d.is_devid, d.devid_alias
      FROM subscriber s
      JOIN dbaliases d on d.username = s.username and d.domain = s.domain and is_devid = 1;

COMMIT;