Questioning Relational Data Models (Fowler)

These days I don’t see people talking about the pros and cons of different data models very much. The people who talk about data models tend to be database people, and most people seem to think that that contest was long since won by the relational model.

However I don’t think that was ever really true, and things are getting more and more interesting.

Link.

He also links to a site I remember seeing awhile ago, Prevayley, a complete in memory persistence system for POJO’s (Plain Old Java Objects).