Yosuke Shiro created ARROW-4882:
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Summary: Add "Count" and "Sum" functions
Key: ARROW-4882
URL: https://issues.apache.org/jira/browse/ARROW-4882
Project: Apache Arrow
Issue Type: New Feature
Components: GLib
Reporter: Yosuke Shiro
Assignee: Yosuke Shiro
Fix For: 0.13.0-- This message was sent by Atlassian JIRA (v7.6.3#76005)
