presto-geospatial/src/main/java/io/prestosql/plugin/geospatial/BingTileFunctions.java/BingTileCoordinatesFunction/BingTileCoordinatesFunction
class BingTileCoordinatesFunction:        public BingTileCoordinatesFunction()
        {
            pageBuilder = new PageBuilder(ImmutableList.of(BING_TILE_COORDINATES_ROW_TYPE));
        }