presto-orc/src/main/java/io/prestosql/orc/metadata/OrcMetadataReader.java/OrcMetadataReader/toDateStatistics
class OrcMetadataReader:    private static DateStatistics toDateStatistics(HiveWriterVersion hiveWriterVersion, OrcProto.DateStatistics dateStatistics, boolean isRowGroup)
    {
        if (hiveWriterVersion == ORIGINAL && !isRowGroup) {
            return null;
        }

        return new DateStatistics(
                dateStatistics.hasMinimum() ? dateStatistics.getMinimum() : null,
                dateStatistics.hasMaximum() ? dateStatistics.getMaximum() : null);
    }