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MapReduce for Idiots
 

MapReduce for Idiots

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An overview of how to use MapReduce for normal people.

An overview of how to use MapReduce for normal people.

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    MapReduce for Idiots MapReduce for Idiots Presentation Transcript

    • MapReduce for idiots (like me)
    • You don’t need it (probably)
    • Optimizes out seeks
    • Streaming is simple mapper is print “12345 data”; reducer combines adjacent lines with the same key in bash: ./mapper.php < input.txt | sort | ./reducer.php > output.txt
    • Elastic MapReduce Hadoop without the blood-sacrifices
    • Muhahahahahahahahahaha!