pitrou commented on code in PR #47090:
URL: https://github.com/apache/arrow/pull/47090#discussion_r2285483500
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cpp/src/parquet/properties.h:
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@@ -155,6 +155,7 @@ class PARQUET_EXPORT ReaderProperties {
ReaderProperties PARQUET_EXPORT default_reader_properties();
static constexpr int64_t kDefaultDataPageSize = 1024 * 1024;
+static constexpr int64_t kDefaultMaxRowsPerPage = 20'000;
Review Comment:
The goal is precisely to make the average data page size much smaller than
1MB, which is considered too large as a compression/encoding unit. 1MB is an
additional limit in case individual values are large.
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