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Posted to notifications@asterixdb.apache.org by "Till Westmann (Jira)" <ji...@apache.org> on 2022/02/17 02:40:00 UTC

[jira] [Updated] (ASTERIXDB-2684) Improve sampling of parallel sort

     [ https://issues.apache.org/jira/browse/ASTERIXDB-2684?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Till Westmann updated ASTERIXDB-2684:
-------------------------------------
    Fix Version/s: 0.9.8
                       (was: 0.9.7)

> Improve sampling of parallel sort
> ---------------------------------
>
>                 Key: ASTERIXDB-2684
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-2684
>             Project: Apache AsterixDB
>          Issue Type: Improvement
>          Components: RT - Runtime
>    Affects Versions: 0.9.4
>            Reporter: Ali Alsuliman
>            Priority: Major
>             Fix For: 0.9.8
>
>
> The current sampling of the parallel sort takes the first 100 tuples from each partition. Improve the sampling so that it takes 100 samples from each partition randomly.



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