Data Virtualization Basics
http://www.tekbuz.com/data-virtualization-basics-industry-analyst-concensus-mp4/110408 An overview of data virtualization – this aligns with major industry analyst concensus view. Covers older basic functionality EII (legacy) Data Virtualization and modern Advanced Data Virtualization. The four basic features of all data virtualization systems: virtualization, abstraction, federation, presentation (transformation).