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https://issues.apache.org/jira/browse/ORC-649?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved ORC-649.
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Fix Version/s: 1.7.0
Resolution: Fixed
This is resolved via https://github.com/apache/orc/pull/521
> duplicate method invocation (buildConversion) in SchemaEvolution
> ----------------------------------------------------------------
>
> Key: ORC-649
> URL: https://issues.apache.org/jira/browse/ORC-649
> Project: ORC
> Issue Type: Bug
> Affects Versions: master
> Reporter: Arvin Zheng
> Assignee: Arvin Zheng
> Priority: Minor
> Fix For: 1.7.0
>
> Attachments: Screen Shot 2020-07-27 at 5.43.07 PM.png
>
>
> *buildConversion(fileSchema, this.readerSchema, positionalLevels)* is invoked
> twice when *orc.force.positional.evolution* is set to true.
> When positional schema evolution is enabled, *buildConversion* is invoked
> twice (line 110 and line 127 in SchemaEvolution.java) see attached screenshot
> for details.
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