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From "Gabriel Reid (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CRUNCH-231) Support legacy Mappers and Reducers in Crunch pipelines
Date Fri, 26 Jul 2013 03:39:48 GMT

     [ https://issues.apache.org/jira/browse/CRUNCH-231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gabriel Reid updated CRUNCH-231:
--------------------------------

    Issue Type: New Feature  (was: Improvement)

Issue type changed to "New Feature"
                
> Support legacy Mappers and Reducers in Crunch pipelines
> -------------------------------------------------------
>
>                 Key: CRUNCH-231
>                 URL: https://issues.apache.org/jira/browse/CRUNCH-231
>             Project: Crunch
>          Issue Type: New Feature
>          Components: Core
>            Reporter: Josh Wills
>            Assignee: Josh Wills
>             Fix For: 0.7.0
>
>         Attachments: CRUNCH-231.patch, mapred.patch
>
>
> I've had a few requests for Crunch to support existing Mappers and Reducers using the
underlying Java APIs as part of regular pipelines, so that users could evolve existing MapReduce
jobs into Crunch pipelines gradually, instead of being forced to rewrite everything all at
once in order to map it onto Crunch's model.

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