hadoop-common-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3315) New binary file format
Date Tue, 03 Jun 2008 23:24:45 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12602109#action_12602109
] 

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

and then we add a level of abstraction on top that handles objects:

public class ObjectFile<KEY_CLASS, VALUE_CLASS> {
  public static class Reader {
     public boolean next(KEY_CLASS key, VALUE_CLASS value) throws IOException;
  }
  ...
}

> 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: 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 

-- 
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