westonpace commented on PR #14663: URL: https://github.com/apache/arrow/pull/14663#issuecomment-1324352313
> I also lean towards having an explicit error if the column is ambiguous. Trying to type-match also feels somewhat brittle to me. There was a slightly related discussion here: https://github.com/apache/arrow/pull/13938#issuecomment-1224349673 where the following was suggested: > Hmm, it would be nice if this could work even without disabling schema evolution. Perhaps a heuristic is possible? > > * if a field name is unique, do as usual > * if a field name is non-unique, require that it has the same number of occurrences in both schema, and iterate on those pairs in order -- 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]
