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From "Faraz Ahmad (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-5118) Inverted Index
Date Fri, 29 Mar 2013 10:31:15 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5118?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Faraz Ahmad updated MAPREDUCE-5118:
-----------------------------------

    Attachment: MAPREDUCE-5116.patch

Asking for a code review
                
> Inverted Index
> --------------
>
>                 Key: MAPREDUCE-5118
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5118
>             Project: Hadoop Map/Reduce
>          Issue Type: Sub-task
>          Components: benchmarks
>            Reporter: Faraz Ahmad
>            Assignee: Faraz Ahmad
>         Attachments: MAPREDUCE-5116.patch
>
>   Original Estimate: 0h
>  Remaining Estimate: 0h
>
> Inverted-Index takes a list of documents as input and generates word-to-document indexing.
Map emits <word, docId> tuples with each word emitted once per docId. Reduce combines
all tuples on key <word> and emits <word,list(docId)> tuples after removing duplicates.

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