public static HivePartitionStats fromCommonStats(long rowNums, long totalFileBytes) {
        HiveCommonStats commonStats = new HiveCommonStats(rowNums, totalFileBytes);
        return new HivePartitionStats(commonStats, ImmutableMap.of());
    }
@Test
    public void testFromCommonStats() {
        long rowNums = 5;
        long fileSize = 100;
        HivePartitionStats hivePartitionStats = HivePartitionStats.fromCommonStats(rowNums, fileSize);
        Assert.assertEquals(5, hivePartitionStats.getCommonStats().getRowNums());
        Assert.assertEquals(100, hivePartitionStats.getCommonStats().getTotalFileBytes());
        Assert.assertTrue(hivePartitionStats.getColumnStats().isEmpty());
    }