alamb commented on code in PR #6216:
URL: https://github.com/apache/arrow-rs/pull/6216#discussion_r1718590558
##########
parquet/src/file/statistics.rs:
##########
@@ -246,11 +245,7 @@ pub fn to_thrift(stats: Option<&Statistics>) ->
Option<TStatistics> {
let mut thrift_stats = TStatistics {
max: None,
min: None,
- null_count: if stats.has_nulls() {
- Some(stats.null_count() as i64)
- } else {
- None
- },
+ null_count: stats.null_count_opt().map(|value| value as i64),
Review Comment:
Update -- I think this code is related to reading the statistics that were
in the parquet file rather than how they are written.
It seems like previously this code just set the statistics count to zero
https://github.com/apache/arrow-rs/issues/6256 tracks this
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