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https://issues.apache.org/jira/browse/HIVE-21834?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez updated HIVE-21834:
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Attachment: HIVE-21834.01.patch
> Avoid unnecessary calls to simplify filter conditions
> -----------------------------------------------------
>
> Key: HIVE-21834
> URL: https://issues.apache.org/jira/browse/HIVE-21834
> Project: Hive
> Issue Type: Bug
> Components: CBO
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: HIVE-21834.01.patch, HIVE-21834.01.patch,
> HIVE-21834.patch
>
>
> Every time we create a filter, we try to simplify its condition. However, we
> already have a rule that simplifies the expressions and it is within the same
> loop as most of the rules that end up creating new filters. Hence, it may
> seem like we could remove some of the calls to simplify those conditions.
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