text: CREATE USER MAPPING FOR CURRENT_USER SERVER remotedb OPTIONS (user 'bob', password 'secret');
  SELECT
    row_number() OVER(ORDER BY id) AS cartodb_id,
    location AS the_geom,
    ST_Transform(location, 3857) AS the_geom_webmercator,
    ST_X(location) AS longitude,
    ST_Y(location) AS latitude
  FROM places;
  