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https://issues.apache.org/jira/browse/SPARK-39706?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17563611#comment-17563611
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Apache Spark commented on SPARK-39706:
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User 'LuciferYang' has created a pull request for this issue:
https://github.com/apache/spark/pull/37115

> Set missing column with defaultValue as constant in `ParquetColumnVector` 
> --------------------------------------------------------------------------
>
>                 Key: SPARK-39706
>                 URL: https://issues.apache.org/jira/browse/SPARK-39706
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: Yang Jie
>            Priority: Minor
>
> For the missing column with default value of ParquetColumnVector, setting 
> isConstant to true can will prevent the `reset()` method from restoring the 
> internal state of `WritableColumnVector`.
> `OrcColumnarBatchReader` has done similar things to missing column.



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