You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@ignite.apache.org by "Andrey Mashenkov (Jira)" <ji...@apache.org> on 2024/04/08 10:48:00 UTC

[jira] [Resolved] (IGNITE-20083) Sql. Investigate cost calculation for MAP/REDUCE aggregate.

     [ https://issues.apache.org/jira/browse/IGNITE-20083?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrey Mashenkov resolved IGNITE-20083.
---------------------------------------
    Fix Version/s: None
       Resolution: Duplicate

Fixed in IGNITE-21580

> Sql. Investigate cost calculation for MAP/REDUCE aggregate.
> -----------------------------------------------------------
>
>                 Key: IGNITE-20083
>                 URL: https://issues.apache.org/jira/browse/IGNITE-20083
>             Project: Ignite
>          Issue Type: Improvement
>          Components: sql
>    Affects Versions: 3.0.0-beta1
>            Reporter: Maksim Zhuravkov
>            Priority: Minor
>              Labels: ignite-3
>             Fix For: None
>
>
> After removing complex objects between MAP/REDUCE phase cost computations changed and some plans that were expected to choose MAP/REDUCE aggregates are now choose colocated aggregations or exchange is moved prior to MAP phase, and not inserted MAP/REDUCE phases.



--
This message was sent by Atlassian Jira
(v8.20.10#820010)