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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/12/26 17:47:00 UTC

[jira] [Assigned] (SPARK-26447) Allow OrcColumnarBatchReader to return less partition columns

     [ https://issues.apache.org/jira/browse/SPARK-26447?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-26447:
------------------------------------

    Assignee:     (was: Apache Spark)

> 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
>            Priority: Major
>
> 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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