amol- commented on issue #13408: URL: https://github.com/apache/arrow/issues/13408#issuecomment-1163515796
Well, usually `NULL` values represent missing / unknown values thus there is no way to match them against anything else. So it's usually the common behaviour to exclude Null keys. But we can make that an option of the join operation and switch between. I created https://issues.apache.org/jira/browse/ARROW-16882 to track such feature. -- 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]
