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What is Big Data and Why Do We Need it? Article By : Colin White August 23rd, 2011 http://www.thevirtualcircle.com/2011/08/big-data-2/ Presented By : Kushal Mittal Dhruv Sharma Team 14 What is Big Data ? Not only VOLUME Multi-structured Data Web logs Social media Sensor generated Analytics on data Use Cases of Big Data Digital Marketing Optimization, Agility Dividends[3] Social Media and Sentiment Analysis Fraud Detection Machine Data Analysis Managing and Analyzing Big Data Analytic RDBMS Packaged Hardware and Software Appliances Only Software Platforms Non-Relational Systems MapReduce Column Oriented Databases Key-Value pair Databases Which Solution to Use? Challenges [1] Continuous data volume growth. Ease of Storage Cost of Storage Irrelevant data Lack of Repetition Advocating Open Source YouTube - Open Source + Commodity Hardware Vs. Oracle Exadata [3] Relationship With the Course Relational Data Model Data Warehousing Data Mining BigData and Cloud References 1.Big Data – A Glimpse at the Future. http://www.thevirtualcircle.com/2011/09/big-data-4 2.Big Data Knows You Even if You Don't Know Big Data. http://www.forbes.com/sites/tomgroenfeldt/2011/11/15/big-dataknows-you-even-if-you-dont-know-big-data 3.Big Data vs. Traditional databases : Can you reproduce YouTube on Oracle's Exadata http://www.zdnet.com/blog/btl/big-data-vs-traditional-databasescan-you-reproduce-youtube-on-oracles-exadata/52053 4.Using Big Data to Earn the Agility Dividend http://blogs.cio.com/business-intelligence/16528/using-big-data -earn-agility-dividend Thank You !!