tennisleng opened a new issue, #48561: URL: https://github.com/apache/arrow/issues/48561
### Describe the enhancement requested There is a TODO in cpp/src/parquet/column_reader.cc to fuse definition level decoding with counting for better performance. Currently, definition levels are decoded and then counted in separate passes. ### Component(s) C++ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
