alamb commented on issue #6528: URL: https://github.com/apache/arrow-rs/issues/6528#issuecomment-3725538793
> I read through the thread and I get the safety concern regarding DictionaryArray and unmasking null slots. To avoid hitting any UB or reading garbage data, I’m planning to implement with_nulls using a subset invariant check. Maybe we can add a safe API that validates the new null mask doesn't unmask any new elements, and an unsafe API that bypasses the check -- 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]
