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From "Amir Youssefi (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3315) New binary file format
Date Tue, 09 Sep 2008 01:57:44 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3315?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Amir Youssefi updated HADOOP-3315:

    Attachment: HADOOP-3315_TFILE_PREVIEW.patch

Attaching first preview of TFile implementation to get feedback. In a few days we will have
a Beta release .

Dev Team (alphabetically): 

 Mahadev Konar, Hong Tang, Nathan Wang and Amir Youssefi 

Initially we used some parts contributed by Venkata Srikanth Kakani. 

Hong will attach updated spec shortly.

Tested with revision: 693321

> New binary file format
> ----------------------
>                 Key: HADOOP-3315
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3315
>             Project: Hadoop Core
>          Issue Type: New Feature
>          Components: io
>            Reporter: Owen O'Malley
>            Assignee: Srikanth Kakani
>         Attachments: HADOOP-3315_TFILE_PREVIEW.patch, Tfile-1.pdf, TFile-2.pdf
> SequenceFile's block compression format is too complex and requires 4 codecs to compress
or decompress. It would be good to have a file format that only needs 

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