[C++][Acero] Window Functions add helper classes for ranking
- Dominant language
- C++
- Stars
- 17.1k
- Forks
- 4.3k
- Avg merge
- 3d 18h
- Merged PRs (30d)
- 91
Description
**Reporter**: [Michal Nowakiewicz](https://issues.apache.org/jira/browse/ARROW-17623) / @michalursa
**Assignee**: [Michal Nowakiewicz](https://issues.apache.org/jira/browse/ARROW-17623) / @michalursa
#### Related issues:
- [[C++][Acero] Add Window Functions exec node](https://github.com/apache/arrow/issues/32813) (is a child of)
#### PRs and other links:
- [GitHub Pull Request #14049](https://github.com/apache/arrow/pull/14049)
**Note**: *This issue was originally created as [ARROW-17623](https://issues.apache.org/jira/browse/ARROW-17623). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*
Contributor guide
Research direction
No files, tests, or entry points are named. Start by reviewing the related Acero execution-node issue #32813 and pull request #14049; the issue text does not define the helper classes or a clear completion condition.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- data-engineering
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 15/100