[jira] [Created] (HIVE-20150) TopNKey pushdown

[Teddy Choi (JIRA)]

Teddy Choi created HIVE-20150:
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             Summary: TopNKey pushdown
                 Key: HIVE-20150
                 URL: https://issues.apache.org/jira/browse/HIVE-20150
             Project: Hive
          Issue Type: New Feature
            Reporter: Teddy Choi
            Assignee: Teddy Choi


TopNKey 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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