Big Data Big Data refers to the datasets too large and complex for traditional systems to store and process. The major problems faced by Big Data majorly falls under three Vs. They are volume, velocity, and variety. Do you know – Every minute we send 204 million emails, generate 1.8 million Facebook likes, send 278 thousand Tweets, and...

Have you ever faced a situation in which you went out to buy some groceries but forgot to buy something? How about you order your groceries online but again miss out on a few things?How about if you don’t have to worry about remembering what all things to order and the recommender system will do all the required stuff for you?Answering all...

Big data is a term that describes the large volume of data – both structured and unstructured – that inundates a business on a day-to-day basis. But it’s not the amount of data that’s important. It’s what organizations do with the data that matters. Big data can be analyzed for insights that lead to better decisions and strategic...

The Big Data tool, which we use for transferring data between Hadoop and relational database servers is what we call Sqoop. In this Apache Sqoop Tutorial, we will learn the whole concept regarding Sqoop. We will study What is Sqoop, several prerequisites required to learn Sqoop, Sqoop Releases, Sqoop Commands, and Sqoop Tools. Afterward, we will...

Spark  Apache Spark is a lightning fast real-time processing framework. It does in-memory computations to analyze data in real-time. It came into picture as Apache Hadoop MapReduce was performing batch processing only and lacked a real-time processing feature. Hence, Apache Spark was introduced as it can perform stream processing in...

This tutorial provides a very simple and quick introduction to the NetBeans IDE workflow by walking you through the creation of a simple "Hello World" Java console application. Once you are done with this tutorial, you will have a general knowledge of how to create and run applications in the IDE. After you finish this tutorial, you can...

What is the ELK Stack? The ELK Stack is a collection of three open-source products : Elasticsearch, Logstash, and Kibana. They are all developed, managed ,and maintained by the company Elastic. E stands for Elastic Search: used for storing logs L stands for Log Stash : used for both shipping as well as processing and storing logs K...

What is Spark-Java? In simple terms, Spark-Java is a combined programming approach to Big-data problems. Spark is written in Java and Scala uses JVM to compile codes written in Scala. Spark supports many programming languages like Pig, Hive, Scala and many more. Scala is one of the most prominent programming languages ever built for Spark...

HBase is an open-source, column-oriented distributed database system in a Hadoop environment. Initially, it was Google Big Table, afterward, it was re-named as HBase and is primarily written in Java.  Apache HBase is needed for real-time Big Data applications.  Hbase is an open source framework provided by Apache. It is a sorted map...

Apache Kafka is a software platform which is based on a distributed streaming process. It is a publish-subscribe messaging system which lets exchanging of data between applications, servers, and processors as well. Apache Kafka was originally developed by LinkedIn, and later it was donated to the Apache Software Foundation. Currently, it is...