pitrou commented on pull request #10520: URL: https://github.com/apache/arrow/pull/10520#issuecomment-861507554
An implementation iterating over each column in turn might be more performant, but at the cost of more complexity: * you first need to compute the output null bitmap and offsets * you need to keep a vector of output pointers into the output data (a bit similar to the CSV writer) -- 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]
