hadoop-hive-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Zheng Shao (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-625) Use of BinarySortableSerDe for serialization of the value between map and reduce boundary
Date Fri, 10 Jul 2009 10:39:15 GMT

     [ https://issues.apache.org/jira/browse/HIVE-625?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Zheng Shao updated HIVE-625:
----------------------------

    Status: Patch Available  (was: Open)

> Use of BinarySortableSerDe for serialization of the value between map and reduce boundary
> -----------------------------------------------------------------------------------------
>
>                 Key: HIVE-625
>                 URL: https://issues.apache.org/jira/browse/HIVE-625
>             Project: Hadoop Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Zheng Shao
>            Assignee: Zheng Shao
>         Attachments: HIVE-625.1.patch
>
>
> We currently use LazySimpleSerDe which serializes double to text format. Before we have
LazyBinarySerDe, we should switch to BinarySortableSerDe because that's still much faster
than LazySimpleSerDe.

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message