[ARROW-13613] [C++] Implement sum/mean aggregations over decimals

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 6.0.0
• Component/s: C++
• Labels: kernel pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/29254
• Assignee: David Li
• Reporter: David Li
• Created: 12/Aug/21 13:35
• Updated: 11/Jan/23 08:34
• Resolved: 25/Aug/21 11:26

Description

For both scalar and hash aggregates.

Issue Links

• links to: GitHub Pull Request #10931