presto-iceberg/src/main/java/io/prestosql/plugin/iceberg/PartitionTable.java/PartitionTable/updateMax
class PartitionTable:        public void updateMax(Map<Integer, Object> upperBounds, Map<Integer, Long> nullCounts, long recordCount)
        {
            updateStats(this.maxValues, upperBounds, nullCounts, recordCount, i -> (i < 0));
        }