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https://issues.apache.org/jira/browse/ARROW-1727?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16219088#comment-16219088
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Wes McKinney commented on ARROW-1727:
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Yes, documentation and adding to the Flatbuffers schemas. Flatbuffers supports
default values, so we could make the default NEW
https://github.com/apache/arrow/blob/master/format/Schema.fbs#L132
> [Format] Expand Arrow streaming format to permit new dictionaries and deltas
> / additions to existing dictionaries
> -----------------------------------------------------------------------------------------------------------------
>
> Key: ARROW-1727
> URL: https://issues.apache.org/jira/browse/ARROW-1727
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Format
> Reporter: Wes McKinney
> Fix For: 0.8.0
>
>
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