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

Posted to issues@hive.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2015/11/05 23:07:27 UTC

[jira] [Updated] (HIVE-12354) MapJoin with double keys is slow on MR

     [ https://issues.apache.org/jira/browse/HIVE-12354?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Shelukhin updated HIVE-12354:
------------------------------------
    Attachment: HIVE-12354.patch

> MapJoin with double keys is slow on MR
> --------------------------------------
>
>                 Key: HIVE-12354
>                 URL: https://issues.apache.org/jira/browse/HIVE-12354
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-12354.patch
>
>
> Double keys are also a common type when comparing numbers with strings, and such, so it happens more often than one would expect. This is due to HADOOP-12217



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