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From "Gengliang Wang (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-30107) Expose nested schema pruning to all V2 sources
Date Thu, 12 Dec 2019 21:43:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-30107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gengliang Wang resolved SPARK-30107.
------------------------------------
    Resolution: Fixed

This issue is resolved by https://github.com/apache/spark/pull/26751

> Expose nested schema pruning to all V2 sources
> ----------------------------------------------
>
>                 Key: SPARK-30107
>                 URL: https://issues.apache.org/jira/browse/SPARK-30107
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: Anton Okolnychyi
>            Assignee: Anton Okolnychyi
>            Priority: Major
>
> I think it would be great to expose the existing logic for nested schema pruning to all
V2 sources, which is in line with the description of {{SupportsPushDownRequiredColumns}} .
That way, all sources that are capable of pruning nested columns will benefit from this.



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