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Posted to issues@spark.apache.org by "Jungtaek Lim (Jira)" <ji...@apache.org> on 2024/04/08 08:40:00 UTC

[jira] [Resolved] (SPARK-47746) Use column ordinals instead of prefix ordering columns in the range scan encoder

     [ https://issues.apache.org/jira/browse/SPARK-47746?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jungtaek Lim resolved SPARK-47746.
----------------------------------
    Fix Version/s: 4.0.0
       Resolution: Fixed

Issue resolved by pull request 45905
[https://github.com/apache/spark/pull/45905]

> Use column ordinals instead of prefix ordering columns in the range scan encoder
> --------------------------------------------------------------------------------
>
>                 Key: SPARK-47746
>                 URL: https://issues.apache.org/jira/browse/SPARK-47746
>             Project: Spark
>          Issue Type: Improvement
>          Components: Structured Streaming
>    Affects Versions: 4.0.0
>            Reporter: Neil Ramaswamy
>            Assignee: Neil Ramaswamy
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>
> Currently, the State V2 implementations do projections in their state managers, and then provide some prefix (ordering) columns to the RocksDBStateEncoder. However, we can avoid doing extra projection by just reading the ordinals we need, in the order we need, in the state encoder.



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