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https://issues.apache.org/jira/browse/ARROW-1207?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rok Mihevc updated ARROW-1207:
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External issue URL: https://github.com/apache/arrow/issues/16979
> [C++] Implement Map logical type
> --------------------------------
>
> Key: ARROW-1207
> URL: https://issues.apache.org/jira/browse/ARROW-1207
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++
> Reporter: Wes McKinney
> Assignee: Ben Kietzman
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.14.0
>
> Time Spent: 4h 10m
> Remaining Estimate: 0h
>
> A map is implemented as a list of structs with fields key and value. We
> should separately discuss whether this merits an addition to the Arrow
> metadata
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