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Posted to issues@impala.apache.org by "Riza Suminto (Jira)" <ji...@apache.org> on 2023/10/18 01:58:00 UTC

[jira] [Resolved] (IMPALA-12282) Refine correlation factor in AggregationNode

     [ https://issues.apache.org/jira/browse/IMPALA-12282?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Riza Suminto resolved IMPALA-12282.
-----------------------------------
    Fix Version/s: Impala 4.3.0
       Resolution: Fixed

> Refine correlation factor in AggregationNode
> --------------------------------------------
>
>                 Key: IMPALA-12282
>                 URL: https://issues.apache.org/jira/browse/IMPALA-12282
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Frontend
>    Affects Versions: Impala 4.3.0
>            Reporter: Riza Suminto
>            Assignee: Riza Suminto
>            Priority: Major
>             Fix For: Impala 4.3.0
>
>
> IMPALA-11842 implement crude correlation factor calculation that simply include all grouping expression. This can be made more precise by excluding literal expression such as string literal or NULL literal that often comes up in ROLLUP query.



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