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  1. Categories >> Software >> Big Data >> Hadoop >> Apache HCatalog
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Explain HCatInputFormat and HCatOutputFormat?

Question Posted / Dal Chand

Answer Posted / Dal Chand

HCatInputFormat is a Hadoop InputFormat for reading data from HCatalog tables, while HCatOutputFormat is an OutputFormat for writing data to HCatalog tables. These classes simplify the process of working with HCatalog data within MapReduce jobs.

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