As mentioned in Chapter 1, "Overview of WebCenter Sites," WebCenter Sites developers use two asset data models to create asset types and define how asset data is stored in the WebCenter Sites database: the basic asset model and the flex asset model.
The flex asset model is more complex than the basic asset model. Unlike basic assets, where the information for one instance of an asset is stored in one row of a database table, the information for one instance of a flex asset is stored in multiple database tables.
Whereas basic asset types are standalone asset types, flex asset types are composed of families of asset types. The members of a flex family are: