A pre-relational databases datamodel. "Preceeded" by the relational model since the flexibility of this makes it hard to work with. Now re-invented in RDF :)
July 11, 2006 with social media, the consumers are in control of production, programming, and distribution … which is a complete reversal of the traditional media model. This reversal in control leads to some interesting consequences, the most obvious
S. Becker, H. Koziolek, и R. Reussner. Journal of Systems and Software, 82 (1):
3 - 22(2009)<ce:title>Special Issue: Software Performance - Modeling and Analysis</ce:title>.