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https://issues.apache.org/jira/browse/ARROW-585?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16771338#comment-16771338
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Leif Walsh commented on ARROW-585:
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Looks reasonable, I'm curious how the java side would look, and to see an
integration test for UUID types or something.
> [C++] Define public API for user-defined data types
> ---------------------------------------------------
>
> Key: ARROW-585
> URL: https://issues.apache.org/jira/browse/ARROW-585
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++
> Reporter: Wes McKinney
> Assignee: Wes McKinney
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.13.0
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> This will include:
> * Implementing a subclass of DataType
> * A "fallback" mechanism for receivers that do not understand our custom
> metadata
> * Implementing a serializer interface for custom metadata (to be send and
> received in an IPC setting)
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