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Posted to issues@spark.apache.org by "James R. Taylor (Jira)" <ji...@apache.org> on 2020/12/11 22:14:00 UTC

[jira] [Commented] (SPARK-26345) Parquet support Column indexes

    [ https://issues.apache.org/jira/browse/SPARK-26345?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17248216#comment-17248216 ] 

James R. Taylor commented on SPARK-26345:
-----------------------------------------

Any updates on this issue, [~zi]? Wouldn't column indexes help performance quite a bit, especially if filtered column is clustered or sorted?

> Parquet support Column indexes
> ------------------------------
>
>                 Key: SPARK-26345
>                 URL: https://issues.apache.org/jira/browse/SPARK-26345
>             Project: Spark
>          Issue Type: Umbrella
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: Yuming Wang
>            Priority: Major
>
> Parquet 1.11.0 supports column indexing. Spark can supports this feature for good read performance.
> More details:
> https://issues.apache.org/jira/browse/PARQUET-1201



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