presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/HiveColumnStatistics.java/HiveColumnStatistics/createDecimalColumnStatistics
class HiveColumnStatistics:    public static HiveColumnStatistics createDecimalColumnStatistics(Optional<BigDecimal> min, Optional<BigDecimal> max, OptionalLong nullsCount, OptionalLong distinctValuesCount)
    {
        return builder()
                .setDecimalStatistics(new DecimalStatistics(min, max))
                .setNullsCount(nullsCount)
                .setDistinctValuesCount(distinctValuesCount)
                .build();
    }