presto-orc/src/main/java/io/prestosql/orc/OrcWriteValidation.java/ColumnStatisticsValidation/build
class ColumnStatisticsValidation:        private void build(ImmutableList.Builder<ColumnStatistics> output)
        {
            output.add(statisticsBuilder.buildColumnStatistics());
            fieldBuilders.forEach(fieldBuilders -> fieldBuilders.build(output));
        }