fatemehp commented on code in PR #14142:
URL: https://github.com/apache/arrow/pull/14142#discussion_r988422125
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cpp/src/parquet/column_reader.cc:
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@@ -60,6 +60,11 @@ using arrow::internal::MultiplyWithOverflow;
namespace bit_util = arrow::bit_util;
namespace parquet {
+
+// The minimum number of repetition/definition levels to decode at a time, for
+// better vectorized performance when doing many smaller record reads
+constexpr int64_t kMinLevelBatchSize = 1024;
Review Comment:
Done.
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