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Hadoop is a fault-tolerant distributed system for data storage. It is highly scalable and useful for data (often unstructured data) beyond that are best stored in RDBMS . The scalability is the result of a Self-Healing High Bandwith Clustered Storage , known by the acronym of HDFS (Hadoop Distributed File System) and a specific fault-tolerant Distributed Processing, known as MapReduce. Recently, Director of IT at JP Morgan Chase (JPMC) said, Hadoop allows them to store data that they never stored before. It can include Web logs, TX data  and social media related data. While enterprise wide security concerns still prevail for Hadoop, it is slowly growing its footprint.  As in case of JPMC, it is being used for fraud detection and IT risk management. Aggregated forms of such data also feeds data mining and other advanced analytics tools.  eBay uses Hbase database for Hadoop.   HBase is an open source, non-relational, distributed database modeled after Google's BigTable. It i

Subject:  Webinar: Using Oracle R Enterprise -- Nov 30, noon EST Date:  November 22, 2011 11:55:15 AM EST Analytic friends: Happy Thanksgiving!! Oracle BIWA SIG is hosting a webinar next week that I think might interest many of you.  Here's the info about it. ============================== ============ Webinar: Using R within Oracle -- Nov 30, noon EST ============================== ============ Oracle now supports the R open source statistical programming language. Come to this webinar to learn more about using R within an Oracle environment. -- URL for TechCast:  https://stbeehive. oracle.com/bconf/confDetails? confID=334B:3BF0:owch: 38893C00F42F38A1E0404498C8A661 2B0004075AECF7&guest=true& confKey=608880 -- Web Conference ID: 303397 -- Web Conference Key: 608880 -- Dialup:  1-866-682-4770 , ID 5548204, passcode 1234 After a steady rise in the past few years, in 2010 the open source data mining software R overtook other tools to b