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From "Laljo John Pullokkaran (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-9444) CBO (Calcite Return Path): Rewrite GlobalLimitOptimizer
Date Wed, 04 Feb 2015 17:56:35 GMT

    [ https://issues.apache.org/jira/browse/HIVE-9444?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14305613#comment-14305613
] 

Laljo John Pullokkaran commented on HIVE-9444:
----------------------------------------------

+1

> CBO (Calcite Return Path): Rewrite GlobalLimitOptimizer
> -------------------------------------------------------
>
>                 Key: HIVE-9444
>                 URL: https://issues.apache.org/jira/browse/HIVE-9444
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>             Fix For: 0.15.0
>
>         Attachments: HIVE-9444.01.patch, HIVE-9444.02.patch, HIVE-9444.03.patch, HIVE-9444.04.patch,
HIVE-9444.patch
>
>
> Currently, GlobalLimitOptimization relies heavily on the information contained in QBParseInfo.
The goal is to extract that information from the operator tree so we do not need to rely on
QBParseInfo.



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