To aggregate a large amount of information, you may consider using crawlers. Web crawlers are a great way to get the data you need. They fundamentally use a simple process: download the raw data, process and extract it, and, if desired, store the data in a file or database which is deployed in distributive environment and includes multiple nodes. Here Apache Nutch is a scalable web crawler built for easily implementing crawlers to obtain data from websites. The role of Nutch is to collect and store data from the web. The Apache Hadoop structures for massive scalability across many machines
Please fill the form to read the case study.