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https://issues.apache.org/jira/browse/HIVE-5701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13815165#comment-13815165
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Sergey Shelukhin commented on HIVE-5701:
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[~ashutoshc] btw here's another vectorization issue we might want to address...
as far as I understood from [~jnp] VGBY feeds into regular reduce sink, not
vectorized one.
> vectorized groupby should work with vectorized reduce sink
> ----------------------------------------------------------
>
> Key: HIVE-5701
> URL: https://issues.apache.org/jira/browse/HIVE-5701
> Project: Hive
> Issue Type: Improvement
> Components: Vectorization
> Reporter: Sergey Shelukhin
> Assignee: Jitendra Nath Pandey
>
> As far as I understand right now vectorized group by works with regular
> reduce sink. [~jnp] fyi
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