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https://issues.apache.org/jira/browse/HIVE-11627?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez updated HIVE-11627:
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Attachment: HIVE-11627.patch
> Make PPD optimizer run faster
> -----------------------------
>
> Key: HIVE-11627
> URL: https://issues.apache.org/jira/browse/HIVE-11627
> Project: Hive
> Issue Type: Improvement
> Components: Logical Optimizer
> Affects Versions: 1.3.0, 2.0.0
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Attachments: HIVE-11627.patch
>
>
> We retrieve the ExprInfo from the map each time we want to change any of its
> properties. Instead, the number of calls to the map could be drastically
> reduced by retrieving the ExprInfo once, and changing all its properties.
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