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https://issues.apache.org/jira/browse/HIVE-10524?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Dere updated HIVE-10524:
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Attachment: HIVE-10524.1.patch
initial patch
> Add utility method ExprNodeDescUtils.forwardTrack()
> ---------------------------------------------------
>
> Key: HIVE-10524
> URL: https://issues.apache.org/jira/browse/HIVE-10524
> Project: Hive
> Issue Type: Bug
> Reporter: Jason Dere
> Assignee: Jason Dere
> Attachments: HIVE-10524.1.patch
>
>
> ExprNodeDescUtils has a method backtrack(), which is able to take an
> ExprNodeDesc from an operator and convert it to an equivalent expression
> based on the columns of a parent operator. Adding a forwardTrack() method to
> do something similar, but for a child operator.
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