Big data is hot in the E-commerce business. It's also called the new oil. Managing and using the huge volume of data in E-commerce is important to better understand and serve your customers and stay ahead of the competition.
Traditionally the definition of Big Data is 1 or more datasets which are to big to be maintained or supported by regular database management systems or applications. Gartner presents another definition: Big data is high-volume, high-velocity and/or high-variety information assets that demand cost-effective, innovative forms of information processing that enable enhanced insight, decision making, and process automation.