tustvold commented on pull request #1263: URL: https://github.com/apache/arrow-rs/pull/1263#issuecomment-1038133890
From the link @alamb provided > The null count of such arrays is dictated only by the validity bitmap of its indices, irrespective of any null values in the dictionary. My interpretation of that is that the nulls on the values array are simply ignored, and only the null mask of the DictionaryArray is considered. -- 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]
