This topic contains 0 replies, has 1 voice, and was last updated by hyndavi 1 year, 8 months ago.
The no:of o/p files is equal s to the no:of reducers to no:of mappers (if they aren’t any reducers).
You can add a single reducer to your job so that o/p from all mappers will be directed to it and u get a single o/p file.
Referred from google….
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