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https://issues.apache.org/jira/browse/SPARK-12718?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15182676#comment-15182676
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Wenchen Fan commented on SPARK-12718:
-------------------------------------
Hi [~smilegator], It seems that I underestimate the difficulty of this job. I
have a simple PR which works fine for common cases, do you mind take a look and
see what's missing? You can send out your PR to explain your approach and how
to handle special cases.
> SQL generation support for window functions
> -------------------------------------------
>
> Key: SPARK-12718
> URL: https://issues.apache.org/jira/browse/SPARK-12718
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Cheng Lian
> Assignee: Xiao Li
>
> {{HiveWindowFunctionQuerySuite}} and {{HiveWindowFunctionQueryFileSuite}} can
> be useful for bootstrapping test coverage. Please refer to SPARK-11012 for
> more details.
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