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https://issues.apache.org/jira/browse/HIVE-15057?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chao Sun updated HIVE-15057:
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Attachment: HIVE-15057.wip.patch
> Support other types of operators (other than SELECT)
> ----------------------------------------------------
>
> Key: HIVE-15057
> URL: https://issues.apache.org/jira/browse/HIVE-15057
> Project: Hive
> Issue Type: Sub-task
> Components: Logical Optimizer, Physical Optimizer
> Reporter: Chao Sun
> Assignee: Chao Sun
> Attachments: HIVE-15057.wip.patch
>
>
> Currently only SELECT operators are supported for nested column pruning. We
> should add support for other types of operators so the optimization can work
> for complex queries.
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