INSERT INTO maps (codename, geo_name, min_zoom, max_zoom, attribution) VALUES ('outdoors', 'mapbox.outdoors', 0, 19, '');
ALTER TABLE maps ADD COLUMN tile_size SMALLINT UNSIGNED DEFAULT 256 AFTER geo_name;
UPDATE maps SET tile_size = 512 WHERE geo_name = 'mapbox.outdoors';
UPDATE maps SET tile_size = 512 WHERE geo_name = 'mapbox.satellite-streets';