[C++] Adding Union Relation ToProto
Open
Type: task
- Dominant language
- C++
- Stars
- 17.1k
- Forks
- 4.3k
- Avg merge
- 3d 13h
- Merged PRs (30d)
- 88
Description
Union relation also require a Arrow->Substrait converter.
**Reporter**: [Vibhatha Lakmal Abeykoon](https://issues.apache.org/jira/browse/ARROW-17793) / @vibhatha
**Note**: *This issue was originally created as [ARROW-17793](https://issues.apache.org/jira/browse/ARROW-17793). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*
Contributor guide
Research direction
The issue names no files, tests, or entry points. Start by locating the C++ Arrow-to-Substrait converter and determine where Union relations and their Proto output are handled; use the project's existing converter tests to establish what completion requires.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- data-engineering
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100