mapleFU commented on code in PR #34112:
URL: https://github.com/apache/arrow/pull/34112#discussion_r1102404651
##########
cpp/src/parquet/column_reader.cc:
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@@ -211,10 +211,15 @@ EncodedStatistics ExtractStatsFromHeader(const H& header)
{
return page_statistics;
}
const format::Statistics& stats = header.statistics;
- if (stats.__isset.max) {
+ // Use the new V2 min-max statistics over the former one if it is filled
Review Comment:
Although in parquet.thrift, min-max can exist only one. But I think handling
it like this is ok
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