Kouhei Sutou created ARROW-13679:
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Summary: [GLib][Ruby] Add support for group aggregation
Key: ARROW-13679
URL: https://issues.apache.org/jira/browse/ARROW-13679
Project: Apache Arrow
Issue Type: Improvement
Components: GLib, Ruby
Reporter: Kouhei Sutou
Assignee: Kouhei Sutou-- This message was sent by Atlassian Jira (v8.3.4#803005)
