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From "Chris Douglas (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3315) New binary file format
Date Wed, 24 Jun 2009 05:44:07 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12723451#action_12723451
] 

Chris Douglas commented on HADOOP-3315:
---------------------------------------

{noformat}
     [exec] +1 overall.  
     [exec] 
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec] 
     [exec]     +1 tests included.  The patch appears to include 63 new or modified tests.
     [exec] 
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec] 
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler
warnings.
     [exec] 
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec] 
     [exec]     +1 release audit.  The applied patch does not increase the total number of
release audit warnings.
{noformat}

Unit tests passed with and without native libs installed

> New binary file format
> ----------------------
>
>                 Key: HADOOP-3315
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3315
>             Project: Hadoop Common
>          Issue Type: New Feature
>          Components: io
>            Reporter: Owen O'Malley
>            Assignee: Hong Tang
>             Fix For: 0.21.0
>
>         Attachments: hadoop-3315-0507.patch, hadoop-3315-0509-2.patch, hadoop-3315-0509.patch,
hadoop-3315-0513.patch, hadoop-3315-0514.patch, hadoop-3315-0601.patch, hadoop-3315-0602.patch,
hadoop-3315-0605.patch, hadoop-3315-0612.patch, hadoop-3315-0623-2.patch, HADOOP-3315_20080908_TFILE_PREVIEW_WITH_LZO_TESTS.patch,
HADOOP-3315_20080915_TFILE.patch, hadoop-trunk-tfile.patch, hadoop-trunk-tfile.patch, TFile
Specification 20081217.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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