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https://issues.apache.org/jira/browse/ARROW-13520?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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David Li reassigned ARROW-13520:
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Assignee: David Li
> [C++] Implement hash_aggregate approximate quantile kernel
> ----------------------------------------------------------
>
> Key: ARROW-13520
> URL: https://issues.apache.org/jira/browse/ARROW-13520
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Ian Cook
> Assignee: David Li
> Priority: Major
>
> Implement a hash aggregate approximate quantile kernel. We have a scalar
> aggregate version of this (named {{tdigest}}) using t-digest.
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