presto-hive/src/main/java/io/prestosql/plugin/hive/PartitionStatistics.java/PartitionStatistics/setColumnStatistics
class PartitionStatistics:        public Builder setColumnStatistics(Map<String, HiveColumnStatistics> columnStatistics)
        {
            this.columnStatistics = ImmutableMap.copyOf(requireNonNull(columnStatistics, "columnStatistics is null"));
            return this;
        }