0xderek opened a new pull request, #44390: URL: https://github.com/apache/arrow/pull/44390
### Rationale for this change See #44353 `UnionMapWriter` does not override `map()` and falls back to implementation in `UnionListWriter` which causes exception when used. ### What changes are included in this PR? Implement `map()` for `UnionMapWriter`. ### Are these changes tested? Yes. ### Are there any user-facing changes? Changed behavior of the related function. -- 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]
