rok commented on code in PR #41546:
URL: https://github.com/apache/arrow/pull/41546#discussion_r1590776471
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cpp/src/parquet/encoding.cc:
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@@ -2740,13 +2740,12 @@ class DeltaLengthByteArrayEncoder : public EncoderImpl,
: EncoderImpl(descr, Encoding::DELTA_LENGTH_BYTE_ARRAY,
pool = ::arrow::default_memory_pool()),
sink_(pool),
- length_encoder_(nullptr, pool),
- encoded_size_{0} {}
+ length_encoder_(nullptr, pool) {}
std::shared_ptr<Buffer> FlushValues() override;
int64_t EstimatedDataEncodedSize() override {
- return encoded_size_ + length_encoder_.EstimatedDataEncodedSize();
+ return sink_.length() + length_encoder_.EstimatedDataEncodedSize();
Review Comment:
Ah sorry in this case they wouldn't be different as we call `sink_.Reserve`
(and not `sink_.Resize` as I assumed).
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