In Hadoop, data is stored on inexpensive commodity servers that run as clusters. It is a distributed file system that allows concurrent processing and fault tolerance. Hadoop MapReduce programming model is used for faster storage and retrieval of data from its nodes. Hadoop is developed by Doug Cutting and Michale J. It is managed by apache software foundation and licensed under the Apache license 2.
It is beneficial for the big business because it is based on cheap servers, requiring less cost to store the data and process the data. Hadoop helps make a better business decision by providing a history of data and various company records. So by using this technology company can improve its business. Hadoop does lots of processing over collected data from the company to deduce the result which can help to make a future decision.
Please find the below sections, where Hadoop has been used widely and effectively. Below is the list of the top 10 Uses of Hadoop. Police forces use big data tools to catch criminals, and even predict criminal activity and credit card companies use big data, use it to detect fraudulent transactions.
Hadoop has a big amount of data that is used to extract meaningful information from this data. A financial company uses these techniques to search the customers.
Hadoop is used to develop the country, state, and cities by analyzing data. It gives proper guidelines for buses, train, and another way of transportation. Hadoop is used in the trading field. Hadoop distributes the same job across the cluster and gets it done within very limited time and that too on a clusters of commodity hardware. Saving both time and money which is the ultimate goal of any business.
Today, the whole world is crazy for social networking and online shopping. When scrolling through your Facebook news feed, you see lot of relevant advertisements, which pops up - based on the pages you have visited. Facebook also collects data from other mobile apps installed in your smartphone and gives you suggestion on your Facebook wall, based on your browsing history. Hadoop is used extensively at Facebook that stores close to billion photos and million new photos being uploaded every day.
Facebook uses Hadoop in multiple ways-. Retail giants like Walmart, Amazon, and Nordstrom start collecting data about the browsing history of customers, location, IP addresses, items viewed, etc. Just take a scenario where you are looking at an iPhone on the website, it will show other items like cases for iPhones, screen protectors and etc. Social Media and Retail are not the only the industries where Hadoop is implemented, there are other industries extensively leveraging the power of Hadoop- Healthcare, Banking, Insurance, Finance, Gas Plants, Manufacturing industries, etc.
Case Study on how Walmart uses Hadoop. Case Study on how the largest professional network LinkedIn uses Hadoop. Hadoop Use Cases across different Industries. Companies Using Hadoop. This blog post is just an overview of the growing Hadoop ecosystem that handles all modern big data problems.
The need for Hadoop is no longer a question but the only question now is - how one can make the best out of it? Learning Hadoop can be the best career move in If you think Hadoop is the right career, for you, then you can talk to one of our career counselors on how to get started on the Hadoop learning path.
Table of Contents What is Hadoop? Why use Hadoop? What is Hadoop used for? How does Hadoop work? This is the second stable release of Apache Hadoop 2. It contains bug fixes, improvements and enhancements since 2. Users are encouraged to read the overview of major changes since 2. For details of bug fixes, improvements, and other enhancements since the previous 2. A wide variety of companies and organizations use Hadoop for both research and production.
Users are encouraged to add themselves to the Hadoop PoweredBy wiki page. Toggle navigation Apache Hadoop. Download Documentation Latest Stable 3. Latest news Release 3.
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