The Hadoop Distributed File System (HDFS) is a distributed file system that runs on standard or low-end hardware. Developed by Apache Hadoop, HDFS works like a standard distributed file system but provides better data throughput and access through the MapReduce algorithm, high fault tolerance and native support of large data sets.
Data aggregation is a type of data and information mining process where data is searched, gathered and presented in a report-based, summarized format to achieve specific business objectives or processes and/or conduct human analysis.
Data aggregation may be performed manually or through specialized software.
Data aggregation is a component of business intelligence (BI) solutions. Data aggregation personnel or software search databases, find relevant search query data and present data findings in a summarized format that is meaningful and useful for the end user or application.
Data aggregation generally works on big data or data marts that do not provide much information value as a whole.
Data aggregation's key applications are the gathering, utilization and presentation of data that is available and present on the global Internet.
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