Hadoop

Apache Hadoop is an open-source framework designed for distributed storage and processing of very large datasets across clusters of commodity hardware. It provides a robust, scalable, and fault-tolerant foundation for big data analytics, primarily consisting of the Hadoop Distributed File System…

Key facts

First appeared
2005
Category
technology
Problem solved
Hadoop was created to address the challenge of storing and processing massive volumes of data (petabytes to exabytes) in a cost-effective and scalable manner, utilizing readily available commodity hardware rather than expensive, specialized supercomputers or traditional enterprise data warehouses that struggled with unstructured data.
Platforms
Linux, Cloud environments (e.g., AWS EMR, Google Cloud Dataproc, Azure HDInsight), Unix-like operating systems

Related technologies

Notable users

  • Yahoo! (early pioneer and primary developer)
  • Cloudera (distribution vendor)
  • Facebook
  • Netflix
  • Twitter
  • LinkedIn
  • Hortonworks (distribution vendor, later merged with Cloudera)
  • Amazon (through AWS EMR)
  • eBay