[infinispan-issues] [JBoss JIRA] (ISPN-1665) Add combiner function to MapReduce

[Vladimir Blagojevic (JIRA)]

     [ https://issues.jboss.org/browse/ISPN-1665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Blagojevic updated ISPN-1665:
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    Component/s: Distributed Execution and Map/Reduce

    
> Add combiner function to MapReduce
> ----------------------------------
>
>                 Key: ISPN-1665
>                 URL: https://issues.jboss.org/browse/ISPN-1665
>             Project: Infinispan
>          Issue Type: Feature Request
>          Components: Distributed Execution and Map/Reduce
>    Affects Versions: 5.0.0.FINAL
>            Reporter: Ondrej Nevelik
>            Assignee: Vladimir Blagojevic
>             Fix For: 5.2.0.ALPHA2, 5.2.0.Final
>
>
> Add functionality to optionally use a combiner between Map and Reduce phases (see http://research.google.com/archive/mapreduce.html part 4.3 Combiner Function). This enables to adjust API to be less restrictive - Reduce.reduce function could consume and return different types of objects.

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