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The MapReduce architecture. MapReduce Algorithm There are four steps to implement MapReduce framework, which includes reading a large dataset, implementing the map function, implementing the reduce function, and returning the resulting data from the map and reduce. The mapper receives masses of data and produces intermediate results. The reducer reads the intermediate results and emits a final result.
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Massive and various data from the Internet of Things (IoT) generate enormous storage challenges. The IoT applications caused an extensive development. In the past two decades, the expansion of computational asset had a significant effect on the flow of the data. The vast flow of data is identified as \"Big data,\" which is the data that cannot be m...