[ARROW-10572] [Rust][DataFusion] Use aHash and std::collections hashmap for aggregates / distinct

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.0.0
• Component/s: Rust - DataFusion
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/26536
• Assignee: Daniël Heres
• Reporter: Daniël Heres
• Created: 12/Nov/20 18:25
• Updated: 11/Jan/23 08:14
• Resolved: 15/Nov/20 13:36

Description

Ahash is a faster hash algorithm than FNV.

Issue Links

• links to: GitHub Pull Request #8654
• links to: GitHub Pull Request #8697