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Posted to issues@hive.apache.org by "Zoltan Haindrich (Jira)" <ji...@apache.org> on 2021/01/19 09:16:00 UTC
[jira] [Updated] (HIVE-24486) Enhance shared work optimizer to
allow parallel edges
[ https://issues.apache.org/jira/browse/HIVE-24486?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zoltan Haindrich updated HIVE-24486:
------------------------------------
Summary: Enhance shared work optimizer to allow parallel edges (was: Enhance operator merge logic to also consider going thru RS operators)
> Enhance shared work optimizer to allow parallel edges
> -----------------------------------------------------
>
> Key: HIVE-24486
> URL: https://issues.apache.org/jira/browse/HIVE-24486
> Project: Hive
> Issue Type: Sub-task
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Labels: pull-request-available
> Attachments: o.1.full.png
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> the targeted situation looks like this:
> {code}
> OP1 -> RS1.1 -> JOIN1.1
> OP1 -> RS1.2 -> JOIN1.2
> OP2 -> RS2.1 -> JOIN1.1 -> RS3.1
> OP2 -> RS2.2 -> JOIN1.2 -> RS3.2
> {code}
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