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Pig Latin is the programing platform which provides a language for Pig programs. Pig helps to convert the Pig Latin script into MapReduce tasks that c
Java MapReduce programs and the Hadoop Distributed File System (HDFS) provide us with a powerful distributed computing framework, but they come with o
Yarn’s Resource ManagerThe most key component of YARN is the Resource Manager, which governs and maintains all the data processing resources in the Ha
In my previous post, I have explained various Hadoop file system commands, in which I also explained about the “ls command”. I have written the syntax
The core concept of HDFS is that it can be made up of dozens, hundreds, or even thousands of individual computers, where the system’s files are stored
In Part -1, I explained about Data Replication in Hadoop: Replicating Data Blocks (Part – 1) now in this post I am trying to explain about Slave node
Hadoop is primarily structured and designed to be deployed on a massive cluster of networked systems or nodes, featuring master nodes (which host the
After we have stored piles and piles of data in HDFS (a distributed storage system spread over an expandable cluster of individual slave nodes), the f
Writing dataFor creating new files in HDFS, a set of process would have to take place (refer to adjoining figure to see the components involved):1.The
Before Hadoop 2 comes to the picture, Hadoop clusters were living with the fact that Name Node has placed limits on the degree to which they could sca
Here we enlist and identify some common codecs that are supported by the Hadoop framework. Be sure to opt for the codec that most closely matches the
Product Development Outsourcing is the quite discussed subject, and why not, this segment has been growing 20 – 30% consistently all inclusive. India
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