MapReduce InputFormat

In this tutorial, we are going to cover the other component of the MapReduce process i.e. Hadoop MapReduce InputFormat. We will discuss What is InputFormat in Hadoop, What functionalities are …

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Key Value Pair in MapReduce

In this tutorial, we are going to learn complete introduction to MapReduce Key-Value Pair. Initially, we will discuss what is a key-value pair in Hadoop?, How key-value pair is created in MapReduce?. Finally, we will explain MapReduce’s key-value pair generation with examples.

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Hadoop vs MongoDB

At present, we will discuss a trending question Hadoop Vs MongoDB: Which is a better tool for Big Data? Currently, all the industries, such as retail, healthcare, telecom, social media …

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Hadoop vs Cassandra

Apache Cassandra Vs Hadoop Currently, we will take a look at Hadoop vs Cassandra. There is always a question that arises that which technology is the right choice between Hadoop …

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Hadoop Certifications

This is a complete guide about various Spark Hadoop Cloudera certifications. In this Cloudera certification tutorial, we will discuss all the aspects like different certifications offered by Cloudera, the pattern …

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Hadoop Career

Hadoop Career – Objective Today, in this Hadoop tutorial, we will discuss Hadoop Career Opportunities. Also, we will discuss Big data Hadoop Jobs, Hadoop Career Growth, and Hadoop Deployment. Moreover, …

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Hadoop 2 Vs Hadoop 3

Hadoop 2.x vs Hadoop 3.x – Why You Should Work on Hadoop Latest Version In the year 2011 Hadoop was launched for common use. Since then it has undergone many …

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Hadoop Installation Steps

1. Installing Hadoop 2.7 on Ubuntu Tutorial: Objective This tutorial on Installation of Hadoop 2.7 on Ubuntu explains about How to install and configure Hadoop 2.7.x on Ubuntu? In this …

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Limitations of Hadoop

Even though Hadoop is the most powerful tool of big data, there are various limitations of Hadoop like Hadoop is not suited for small files, it cannot handle firmly the …

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Hadoop Security

Are you worried that whether the data stored and processed using Hadoop is secure or not? Hadoop is the software framework for storing and processing huge amounts of data. In …

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Hadoop Streaming

What is Hadoop Streaming? Study How Streaming Works Is it possible to write MapReduce jobs in languages other than Java? Hadoop streaming is the utility that allows us to create …

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Hadoop Automatic Failover

How Hadoop automatically initiate NameNode Failover? Want to learn how Hadoop initiates the failover from active NameNode to Standby NameNode? In the Hadoop HDFS NameNode High Availability tutorial, we had seen how …

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Hadoop Distributed Cache

Study the Hadoop Distributed Cache mechanism provided by the Hadoop MapReduce Framework. In this article, we will study the Hadoop Distributed Cache. This tutorial explains what we mean by the …

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Hadoop Schedulers

Let’s study about the Hadoop scheduler and their different Scheduling Policies. In this tutorial, we will discuss Hadoop Scheduler in detail. The tutorial begins by explaining what Hadoop Scheduler is? …

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Hadoop Clusters

What is Hadoop Cluster? Let’s discuss how to Build a Cluster in Hadoop In this tutorial, we will get familiar with the Hadoop cluster the heart of the Hadoop framework. …

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Hadoop Commands

Most commonly Used Hadoop Commands With Examples In this tutorial, we are going to study the most commonly used commands in Hadoop. These commands help in performing several HDFS file operations. …

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How Hadoop Works?

In this part of the tutorial, we will learn how Hadoop works, different components of Hadoop, daemons in Hadoop, roles of HDFS, MapReduce and Yarn in Hadoop and several steps …

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Top Hadoop Analytics Tools

Most Important Hadoop Analytics Tools in 2020 – Take a Lunge into Analytics Study different Hadoop Analytics tools for analyzing Big Data and generating insights from it. Hadoop is an …

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Hadoop Pros and Cons

Hadoop Pros and Cons (Advantages & Disadvantages) The objective of this tutorial is to discuss the advantages and disadvantages of Hadoop 3.0. As many changes are introduced in Hadoop 3.0 …

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Hadoop Architecture

Hadoop now has become a popular solution for today’s world needs. The design of Hadoop keeps various goals in mind. These are fault tolerance, handling of large datasets, data locality, …

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Hadoop Ecosystem Components

In this tutorial, we will have an overview of various Hadoop Ecosystem Components. These ecosystem components are different services deployed by the various enterprise. We can integrate these to work …

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History of Hadoop

Let’s take a look at the history of Hadoop and its evolution in the last two decades and why it continues to be the backbone of the big data industry. …

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Features of Hadoop

Have you ever thought why companies adopt Hadoop as an answer to Big Data Problems? In this part of the tutorial, we are going to study the essential features of …

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Why Hadoop?

Why Hadoop is Vital? Key Reasons To Learn Hadoop In the current fast-paced world, we hear a term – Big Data. Nowadays various companies collect data posted online. This unstructured …

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