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Posted to issues@spark.apache.org by "Gengliang Wang (JIRA)" <ji...@apache.org> on 2019/04/11 14:12:00 UTC
[jira] [Updated] (SPARK-27435) Support schema pruning in Orc V2
[ https://issues.apache.org/jira/browse/SPARK-27435?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Gengliang Wang updated SPARK-27435:
-----------------------------------
Summary: Support schema pruning in Orc V2 (was: Support schema pruning 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 file source V2.
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