Spark SQL is one of the main components of the Apache Spark framework. It is mainly used for structured data processing. It provides various Application Programming Interfaces (APIs) in Python, Java, Scala, and R. Spark SQL integrates relational data processing with the functional programming API of Spark. Spark SQL provides a programming...

Impala is the open source, native analytic database for Apache Hadoop. It is shipped by vendors such as Cloudera, MapR, Oracle, and Amazon. The examples provided in this tutorial have been developing using Cloudera Impala Apache Impala Apache Impala is a massively parallel processing query engine that executes on Hadoop platform. It is an...

Pig is a high-level programming language useful for analyzing large data sets. A pig was a result of development effort at Yahoo! In a MapReduce framework, programs need to be translated into a series of Map and Reduce stages. However, this is not a programming model which data analysts are familiar with. So, in order to bridge this gap,...

ITIL ITIL is a set of guidelines that helps Software professionals in delivering the best IT services. These guidelines are best practices that are gathered, observed, and put together over time to deliver quality IT services. The full form of ITIL is Information Technology Infrastructure Library.Popular IT services covered by ITIL are...

Apache storm is an open source distributed system for real-time processing. It can process unbounded streams of Big Data very elegantly. Storm can be used with any language because at the core of Storm is a Thrift Definition for defining and submitting topologies. Thrift can be used in any language and topologies can be defined and submitted from...

The process of establishing and maintaining a framework and supporting management structure and processes to provide assurance that information security strategies are aligned with and support business objectives, are consistent with applicable laws and regulations through adherence to policies and internal controls, and provide assignment of...

Apache storm is an open source distributed system for real-time processing. It can process unbounded streams of Big Data very elegantly. Storm can be used with any language because at the core of Storm is a Thrift Definition for defining and submitting topologies. Thrift can be used in any language and topologies can be defined and submitted from...

CLOUD COMPUTING is defined as storing and accessing of data and computing services over the internet. It doesn't store any data on your personal computer. It is the on-demand availability of computer services like servers, data storage, networking, databases, etc. The main purpose of cloud computing is to give access to data centers to many...

Blueprint Blueprint is an interesting technical way of showing the design of the conceptual work with details that can be understood by all the technical staff within the team to create the component. This is used in almost all the engineering fields and to explain the details of the workflow and components. This concept was introduced by John...

Hadoop is an Apache open source framework written in java that allows distributed processing of large datasets across clusters of computers using simple programming models. The Hadoop framework application works in an environment that provides distributed storage and computation across clusters of computers. Hadoop is designed to scale up from...