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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3315) New binary file format
Date Fri, 09 May 2008 21:41:55 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12595729#action_12595729
] 

Owen O'Malley commented on HADOOP-3315:
---------------------------------------

Hmm, I think in general that would strongly suggest that you have your block size too small.
*smile*

However, you could write the key index to a side file while you were building it and then
copy it into place. The offset, row id table should never be too big for ram.


> 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
>
> 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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