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

Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2014/10/13 00:40:33 UTC

[jira] [Updated] (HIVE-8435) Add identity project remover optimization

     [ https://issues.apache.org/jira/browse/HIVE-8435?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan updated HIVE-8435:
-----------------------------------
    Attachment: HIVE-8435.patch

> Add identity project remover optimization
> -----------------------------------------
>
>                 Key: HIVE-8435
>                 URL: https://issues.apache.org/jira/browse/HIVE-8435
>             Project: Hive
>          Issue Type: New Feature
>          Components: Logical Optimizer
>    Affects Versions: 0.9.0, 0.10.0, 0.11.0, 0.12.0, 0.13.0
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-8435.patch
>
>
> In some cases there is an identity project in plan which is useless. Better to optimize it away to avoid evaluating it without any benefit at runtime.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)