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Posted to dev@avro.apache.org by "Doug Cutting (JIRA)" <ji...@apache.org> on 2012/09/11 23:42:09 UTC

[jira] [Updated] (AVRO-806) add a column-major file format

     [ https://issues.apache.org/jira/browse/AVRO-806?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Doug Cutting updated AVRO-806:
------------------------------

    Description: Define a column-major file format.  This would permit better compression and also permit efficient skipping of fields that are not of interest.  (was: Define a codec that, when a data file's schema is a record schema, writes blocks within the file in column-major order.  This would permit better compression and also permit efficient skipping of fields that are not of interest.)
        Summary: add a column-major file format  (was: add a column-major codec for data files)
    
> add a column-major file format
> ------------------------------
>
>                 Key: AVRO-806
>                 URL: https://issues.apache.org/jira/browse/AVRO-806
>             Project: Avro
>          Issue Type: New Feature
>          Components: java, spec
>            Reporter: Doug Cutting
>            Assignee: Doug Cutting
>             Fix For: 1.7.2
>
>         Attachments: AVRO-806.patch, AVRO-806.patch, AVRO-806-v2.patch, avro-file-columnar.pdf
>
>
> Define a column-major file format.  This would permit better compression and also permit efficient skipping of fields that are not of interest.

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