public void doCSVLarge() {
        try {
            final int cols = ConsoleMenu.getInt("Number of cols", 10);
            final int rows = ConsoleMenu.getInt("Number of rows", 2000000);
            final String filename = "LargeSampleCSV.csv";
            CSVTestFileCreator.createFile(cols, rows, filename);

            System.out.println("Large file created");

            CSVLarge.call(filename);
        } catch (final Exception e) {
            e.printStackTrace();
        }
    }