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https://issues.apache.org/jira/browse/SPARK-27435?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gengliang Wang updated SPARK-27435:
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Description:
Currently, the optimization rule `SchemaPruning` only works for Parquet/Orc V1.
We should have the same optimization in Orc V2.
was:
Currently, the optimization rule `SchemaPruning` only works for Parquet/Orc V1.
We should have the same optimization in file source V2.
> Support schema pruning in Orc V2
> --------------------------------
>
> Key: SPARK-27435
> URL: https://issues.apache.org/jira/browse/SPARK-27435
> Project: Spark
> Issue Type: Task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Gengliang Wang
> Assignee: Gengliang Wang
> Priority: Major
> Fix For: 3.0.0
>
>
> Currently, the optimization rule `SchemaPruning` only works for Parquet/Orc
> V1.
> We should have the same optimization in Orc V2.
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