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https://issues.apache.org/jira/browse/HIVE-16293?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15952836#comment-15952836
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Pengcheng Xiong commented on HIVE-16293:
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[~ashutoshc], this patch introduces additional cast function, although
logically right, which will have small performance penalty. We need to decide
if we go with it or put this into the auto gather stats branch. Thanks.
> Column pruner should continue to work when SEL has more than 1 child
> --------------------------------------------------------------------
>
> Key: HIVE-16293
> URL: https://issues.apache.org/jira/browse/HIVE-16293
> Project: Hive
> Issue Type: Sub-task
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
> Attachments: HIVE-16293.01.patch, HIVE-16293.02.patch
>
>
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