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https://issues.apache.org/jira/browse/TAJO-922?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14499442#comment-14499442
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ASF GitHub Bot commented on TAJO-922:
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Github user sirpkt commented on the pull request:
https://github.com/apache/tajo/pull/535#issuecomment-93939983
It looks good overall to me, however it seems to contain the code for ntile
function also.
Would you clean up the patch to include code related to nth_value only,
@seungunchoe?
> Add NTH_VALUE window function
> -----------------------------
>
> Key: TAJO-922
> URL: https://issues.apache.org/jira/browse/TAJO-922
> Project: Tajo
> Issue Type: Sub-task
> Components: function/udf, physical operator
> Reporter: Hyunsik Choi
> Assignee: Seungun Choe
> Fix For: window function
>
> Attachments: TAJO-922.patch
>
>
> The NTH_VALUE window function returns the value of the specified row of the
> window frame relative to the first row of the window. We need to implement it.
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