apache / apache/arrow

[C++][Python] UDF Aggregate Function Implementation

Open
#31,099 2 comments 0 reactions 0 assignees View on GitHub
Type: task
Dominant language
C++
Stars
17.1k
Forks
4.3k
Avg merge
3d 18h
Merged PRs (30d)
91

Description

Here we will be implementing the UDF support for aggregate functions.

**Reporter**: [Vibhatha Lakmal Abeykoon](https://issues.apache.org/jira/browse/ARROW-15641) / @vibhatha
**Assignee**: [Vibhatha Lakmal Abeykoon](https://issues.apache.org/jira/browse/ARROW-15641) / @vibhatha
#### PRs and other links:
- [GitHub Pull Request #14527](https://github.com/apache/arrow/pull/14527)

**Note**: *This issue was originally created as [ARROW-15641](https://issues.apache.org/jira/browse/ARROW-15641). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*

Contributor guide

Open the contributing guide

Research direction

Start with GitHub pull request #14527 and the linked ARROW-15641 issue to understand the proposed aggregate UDF support. The issue body names no files or tests; completion is defined only broadly as implementing aggregate-function UDF support.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, python
Domain
backend-api-design, data
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
10/100

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