scovich commented on PR #8185: URL: https://github.com/apache/arrow-rs/pull/8185#issuecomment-3207720194
> As I understand it, this prepares the signatures for a type of `VariantBuilder` that has immutable metadata (so that trying to add a field without an existing dictionary entry will fail) but not yet done Correct! Duplicate field name (normal builder) or unknown field name (read-only builder) will both fail in the same way. -- 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: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org