Mapreduce is a processing engine in Hadoop. It can process only batch data. It means bounded data.
Internally it process disk to disk. So It's very very slow.
Manually optimize everything, allows different ecosystems like HIve, Pig, and more to process the data.
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Small datacan be used to better understand customer behavior, but it can also be harnessed to better understand your production processes and inventory levels to keep all of your operations running smoothly.
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Big Data Services can be used to better understand customer behavior, but it can also be harnessed to better understand your production processes and inventory levels to keep all of your operations running smoothly.
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