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What is input split in Hadoop?

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Can anyone tell me what is input split in Hadoop?

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InputSplit is the logical representation of data. The data which is processed by an individual Mapper is represented by InputSplit.

The split is divided into records. Each record (key-value pair) is processed by the map. The number of map tasks is the same as the number of InputSplits.

If you want to learn Hadoop, I recommend this Hadoop Certification program by Intellipaat.

Also, watch this YouTube tutorial on Hadoop:

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