When you run MapReduce program from command line you provide the jar name, the class that has the code, input and output paths in HDFS. That’s the bare minimum you have to provide to run a MapReduce job. There may be other configurations that you can set with in your…
Big Data means a very large volume of data. Term big data is used to describe data so huge and ever growing that has gone beyond the storage and processing capabilities of traditional data management and processing tools. Some Examples of Big Data Facebook which stores data about your posts,…
Apache Hadoop is an open source framework for storing data and processing of data set of big data on a cluster of nodes (commodity hardware) in parallel. Hadoop framework is designed to scale up from single server to thousand of machines with each machine offering both storage and computation. It…