Kenta Murata created ARROW-4932:
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Summary: [GLib] Use G_DECLARE_DERIVABLE_TYPE macro
Key: ARROW-4932
URL: https://issues.apache.org/jira/browse/ARROW-4932
Project: Apache Arrow
Issue Type: Task
Components: GLib
Reporter: Kenta Murata
Assignee: Kenta Murata-- This message was sent by Atlassian JIRA (v7.6.3#76005)
