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From "Laljo John Pullokkaran (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-8774) Fix groupBy index optimization
Date Mon, 08 Dec 2014 04:44:13 GMT

    [ https://issues.apache.org/jira/browse/HIVE-8774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14237433#comment-14237433
] 

Laljo John Pullokkaran commented on HIVE-8774:
----------------------------------------------

Checked in to trunk; thanks Pengcheng.

> Fix groupBy index optimization
> ------------------------------
>
>                 Key: HIVE-8774
>                 URL: https://issues.apache.org/jira/browse/HIVE-8774
>             Project: Hive
>          Issue Type: Improvement
>          Components: CBO
>            Reporter: Pengcheng Xiong
>            Assignee: Pengcheng Xiong
>         Attachments: HIVE-8774.1.patch, HIVE-8774.10.patch, HIVE-8774.11.patch, HIVE-8774.12.patch,
HIVE-8774.14.patch, HIVE-8774.15.patch, HIVE-8774.2.patch, HIVE-8774.3.patch, HIVE-8774.4.patch,
HIVE-8774.5.patch, HIVE-8774.6.patch, HIVE-8774.7.patch, HIVE-8774.8.patch, HIVE-8774.9.patch
>
>
> Right now, even when groupby index is build, CBO is not able to use it. In this patch,
we are trying to make it use groupby index that we build.



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