Running example mapreduce program

Run Example MapReduce Program 2

For testing YARN/Map Reduce Installation, we can run example mapreduce program (word count job) from the hadoop download directory. Hadoop release will contain map reduce examples in  share/hadoop/mapreduce/hadoop-mapreduce-examples-x.y.z.jar file. In this demonstration, we will consider wordcount mapreduce program from the above jar to test the counts of each word in a input file and writes counts into output file. 1. Create input test file in local file system and copy it […]

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I have attended Siva’s Spark and Scala training. He is good in presentation skills and explaining technical concepts easily to everyone in the group. He is having excellent real time experience and provided enough use cases to understand each concepts. Duration of the course and time management is awesome. Happy that I found a right person on time to learn Spark. Thanks Siva!!!

Dharmeswaran ETL / Hadoop Developer Spark Nov 2016 September 21, 2017