wesm commented on pull request #7475: URL: https://github.com/apache/arrow/pull/7475#issuecomment-646137349
I created https://github.com/wesm/arrow/tree/ARROW-8500-comparison for running apples-to-apples benchmark comparisons For filtering record batches, the new selection vector approach is 5-40x faster. The performance improvement goes up drastically for low selectivity filters. * performance now: https://gist.github.com/wesm/b76e6928b7b18815cb5b33d730f8563d * performance before: https://gist.github.com/wesm/2f4b5339e968f55e9b08c2de5d8393cd ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected]
