Introduction Since the time when Big Data was introduced it has gone through multiple phases of evolution. Hadoop was introduced in 2005 with some initial features such as the MapReduce processing engine which allowed large scale data processing workloads distributed…
Tổng quan: Big data has been driving revolutionary changes in education. There hardly remains an area in education not impacted by big data. You can notice the changes in the ways educational institutions are governed, course quality is managed and student…
Overview Big data is based on three most important characteristics, known as volume, velocity and veracity. It comes in different forms and structure. Big data analytics is having significant impact in business decision. But it comes with some pain points.…
Overview The Open Data Platform (ODP) is an industry initiative focused on simplifying the adoption of Apache Hadoop by the Enterprise and enabling Big Data solutions to thrive with better ecosystem interoperability. It builds on the strengths of the Apache…
Tổng quan: Nowadays, people seem to be really misinformed about Hadoop, mainly due to lots of half-truths that are fluttering about it in the market. However, all these half-truths were normal as Hadoop is said to be one of the best…
Giới thiệu: In this series, we will discuss some of the basic concepts in Hadoop and big data. We have tried to cover basic concepts and explain them to make it easy to learn and implement. We will keep on adding…
Tổng quan: Apache Hadoop can be installed in different modes as per the requirement. These different modes are configured during installation. Theo mặc định, Hadoop is installed in Standalone mode. The other modes are Pseudo distributed mode and distributed mode. The purpose…
Tổng quan: Mùa xuân là một trong những khuôn khổ sử dụng rộng rãi trong việc phát triển các ứng dụng doanh nghiệp. Mùa xuân có các thành phần khác nhau như Spring ORM, Mùa xuân JDBC vv để hỗ trợ các tính năng khác nhau. Mùa xuân cho Apache Hadoop là khuôn khổ để hỗ trợ xây dựng ứng dụng với các thành phần Hadoop…
Tổng quan: Big data technology is coming up with best practices and better trends every day. Big data is gradually coming into main stream projects also and gaining momentum. With big data, analytics is also getting much importance, vì nó là…
Tổng quan: In this article I will discuss about HDFS, which is the underlying file system of Apache Hadoop framework. Hadoop Distributed File System (HDFS) is a distributed storage space that spans across thousands of commodity hardware. hệ thống tập tin này cung cấp…
Tổng quan: Hadoop streaming is one of the most important utility in Hadoop distribution. The Streaming interface of Hadoop allows you to write Map-Reduce program in any language of your choice, which can work with STDIN and STDOUT. So, streaming thể…
The basic MapReduce programming explains the work flow details. But it does not cover the actual working details inside the MapReduce programming framework. Bài viết này sẽ giải thích việc chuyển dữ liệu thông qua các kiến trúc MapReduce và các cuộc gọi API được sử dụng để…
Tổng quan: In the current technology landscape, big data and analytics are the two most important areas where people are taking lot of interest. The obvious reason behind this traction is – doanh nghiệp đang nhận được lợi ích kinh doanh ra khỏi những lớn…
