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https://issues.apache.org/jira/browse/ARROW-15276?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17625226#comment-17625226
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Nicola Crane commented on ARROW-15276:
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Closing this to track things via
https://github.com/apache/arrow-cookbook/issues/272 instead
> [Docs][R] Add map_batches example from vignette to Cookbook
> -----------------------------------------------------------
>
> Key: ARROW-15276
> URL: https://issues.apache.org/jira/browse/ARROW-15276
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Documentation
> Reporter: Will Jones
> Priority: Major
>
> In ARROW-14029 we are adding an example of using `map_batches()` to sample
> data and compute aggregate statistics without having the load the whole
> dataset into memory. We should add these to the cookbook as well.
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