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Tag Archives: MapReduce

Eclipse is an IDE(Integrated Development Environment) that helps to create and build an application as per our requirement. And Hadoop is used for storing and… Read More
MapReduce is a model that works over Hadoop to access big data efficiently stored in HDFS (Hadoop Distributed File System). It is the core component… Read More
MapReduce is a model that works over Hadoop to access big data efficiently stored in HDFS (Hadoop Distributed File System). It is the core component… Read More
Prerequisites: Hadoop and MapReduce Required setup for completing the below task. Java Installation Hadoop installation  Our task is to count the frequency of each character… Read More
MapReduce and HDFS are the two major components of Hadoop which makes it so powerful and efficient to use. MapReduce is a programming model used… Read More
Map-Reduce is a programming model that is used for processing large-size data-sets over distributed systems in Hadoop. Map phase and Reduce Phase are the main… Read More
MapReduce is a programming model used to perform distributed processing in parallel in a Hadoop cluster, which Makes Hadoop working so fast. When you are… Read More
Map-Reduce is a processing framework used to process data over a large number of machines. Hadoop uses Map-Reduce to process the data distributed in a… Read More
All of us are familiar with the disaster that happened on April 14, 1912. The big giant ship of 46000-ton in weight got sink-down to… Read More
Map-Reduce is a programming model that is mainly divided into two phases i.e. Map Phase and Reduce Phase. It is designed for processing the data… Read More
Map-Reduce is a programming model that is mainly divided into two phases Map Phase and Reduce Phase. It is designed for processing the data in… Read More
Here, we will write a Map-Reduce program for analyzing weather datasets to understand its data processing programming model. Weather sensors are collecting weather information across… Read More
Application master changes the status for the job to “successful” when it receives a notification that the last task for a job is complete. Then… Read More
MapReduce can be used to work with a solitary method call: submit() on a Job object (you can likewise call waitForCompletion(), which presents the activity… Read More
Resource manager hands off the request to the YARN scheduler when it receives a call to its submitApplication() method. The resource manager launches the application… Read More