alamb commented on a change in pull request #1130:
URL: https://github.com/apache/arrow-rs/pull/1130#discussion_r778014042
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File path: parquet/src/arrow/arrow_array_reader.rs
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@@ -420,6 +456,24 @@ impl<'a, C: ArrayConverter + 'a> ArrowArrayReader<'a, C> {
}
}
+ fn count_def_level_values(
+ column_desc: &ColumnDescriptor,
+ level_decoder: crate::encodings::levels::LevelDecoder,
+ num_values: usize,
+ ) -> Result<usize> {
+ let mut def_level_decoder = LevelValueDecoder::new(level_decoder);
+ let def_level_array =
Review comment:
makes sense -- thank you for running the numbers
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