presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/HiveColumnStatistics.java/HiveColumnStatistics/hashCode
class HiveColumnStatistics:    @Override
    public int hashCode()
    {
        return Objects.hash(
                integerStatistics,
                doubleStatistics,
                decimalStatistics,
                dateStatistics,
                booleanStatistics,
                maxValueSizeInBytes,
                totalSizeInBytes,
                nullsCount,
                distinctValuesCount);
    }