mapreduce - Control intermediates results in hadoop -


i want take control of intermediate results between map , reduce hadoop. want specify copy these results after map. choose data reduced. in summary want map's results before process shuffle , sort , want. if have solution please tell me.

thanks

you process data after particular mapper inputsplit. specify logic map function.

  1. i want specify copy these results after map

    use context java class , filesystem flush results on fs (local, hdfs, ftp, ...)

  2. i choose data reduced

    i want map's results before process shuffle , sort , want

    specify logic on map function in mapper class


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