[jira] [Commented] (PARQUET-1435) Benchmark filtering column-indexes

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/PARQUET-1435?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16677888#comment-16677888 ] 

ASF GitHub Bot commented on PARQUET-1435:
-----------------------------------------

gszadovszky opened a new pull request #536: PARQUET-1435: Benchmark filtering column-indexes
URL: https://github.com/apache/parquet-mr/pull/536
 
 
   

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> Benchmark filtering column-indexes
> ----------------------------------
>
>                 Key: PARQUET-1435
>                 URL: https://issues.apache.org/jira/browse/PARQUET-1435
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-mr
>            Reporter: Gabor Szadovszky
>            Assignee: Gabor Szadovszky
>            Priority: Major
>              Labels: pull-request-available
>
> Benchmark the improvements or drawbacks of filtering with and without using column-indexes. We shall also benchmark the overhead of reading and using the column-indexes in case of it is not useful (e.g. completely randomized data).



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