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https://issues.apache.org/jira/browse/HIVE-26685?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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James Petty updated HIVE-26685:
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External issue URL: https://github.com/apache/hive/pull/3721
> Improve Path name escaping / unescaping performance
> ---------------------------------------------------
>
> Key: HIVE-26685
> URL: https://issues.apache.org/jira/browse/HIVE-26685
> Project: Hive
> Issue Type: Improvement
> Components: Hive
> Affects Versions: All Versions
> Reporter: James Petty
> Priority: Minor
> Attachments: HIVE-26685.1.patch
>
>
> When escaping / unescaping partition path part names, the existing logic
> incurs significant avoidable overhead by copying each character sequentially
> into a new StringBuilder even when no escaping/unescaping is necessary as
> well as using String.format to escape characters inside of the inner loop.
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