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https://issues.apache.org/jira/browse/HIVE-20150?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16550338#comment-16550338
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Teddy Choi commented on HIVE-20150:
-----------------------------------
[~jcamachorodriguez], it looks good. I'll work on its implementation. When I
get some more idea, I'll share it here.
> TopNKey pushdown
> ----------------
>
> Key: HIVE-20150
> URL: https://issues.apache.org/jira/browse/HIVE-20150
> Project: Hive
> Issue Type: Improvement
> Components: Physical Optimizer
> Affects Versions: 4.0.0
> Reporter: Teddy Choi
> Assignee: Teddy Choi
> Priority: Major
>
> TopNKey operator is implemented in HIVE-17896, but it needs more work in
> pushdown implementation. So this issue covers TopNKey pushdown implementation
> with proper tests.
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