Potential Optimizations for `hash_union_array`
Open
enhancement
- Dominant language
- Rust
- Stars
- 9.3k
- Forks
- 2.4k
- Avg merge
- 3d 7h
- Merged PRs (30d)
- 344
Description
### Is your feature request related to a problem or challenge?
https://github.com/apache/datafusion/pull/20179#discussion_r2777750677
@Jefffrey Has some good ideas to consider for optimizing hashing performance for `UnionArray`
### Describe the solution you'd like
_No response_
### Describe alternatives you've considered
_No response_
### Additional context
_No response_
Contributor guide
Assessment
This issue has not been assessed yet.