Splunk – Environment
In this tutorial, we will aim to install the enterprise version. This version is available for a free evaluation for 60 days with all features enabled. You can download the…
MapReduce
MapReduce is a programming paradigm that runs in the background of Hadoop to provide scalability and easy data-processing solutions. This tutorial explains the features of MapReduce and how it works…
Apache Spark – Core Programming
Spark Core is the base of the whole project. It provides distributed task dispatching, scheduling, and basic I/O functionalities. Spark uses a specialized fundamental data structure known as RDD (Resilient…
Apache Spark – Installation
Spark is Hadoop’s sub-project. Therefore, it is better to install Spark into a Linux based system. The following steps show how to install Apache Spark. Step 1: Verifying Java Installation…
Apache Spark – RDD
Resilient Distributed Datasets Resilient Distributed Datasets (RDD) is a fundamental data structure of Spark. It is an immutable distributed collection of objects. Each dataset in RDD is divided into logical…
Apache Spark-Home
Apache Spark is a lightning-fast cluster computing designed for fast computation. It was built on top of Hadoop MapReduce and it extends the MapReduce model to efficiently use more types…
Talend – Context Variables
Context variables are the variables which can have different values in different environments. You can create a context group which can hold multiple context variables.You need not add each context…
Talend – Metadata
Metadata basically means data about data. It tells about what, when, why, who, where, which, and how of data. In Talend, metadata has the entire information about the data which…
Talend – Job Design
This is the technical implementation/graphical representation of the business model. In this design, one or more components are connected with each other to run a data integration process. Thus, when…
Splunk – Overview
Splunk is a software used to search and analyze machine data. This machine data can come from web applications, sensors, devices or any data created by user. It serves the…
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