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https://issues.apache.org/jira/browse/SPARK-26447?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-26447.
---------------------------------
Resolution: Fixed
Fix Version/s: 3.0.0
Issue resolved by pull request 23387
[https://github.com/apache/spark/pull/23387]
> Allow OrcColumnarBatchReader to return less partition columns
> -------------------------------------------------------------
>
> Key: SPARK-26447
> URL: https://issues.apache.org/jira/browse/SPARK-26447
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Gengliang Wang
> Assignee: Gengliang Wang
> Priority: Major
> Fix For: 3.0.0
>
>
> Currently OrcColumnarBatchReader returns all the partition column values in
> the batch read.
> In data source V2, we can improve it by returning the required partition
> column values only.
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