[From Oracle Corp.]
To help developers quickly and easily design data models for the Oracle® Database, Oracle today introduced the Oracle SQL Developer Data Modeler.
This comprehensive, standalone tool supports logical, relational, multi-dimensional and data type modeling while featuring multi-layered design and generation capabilities to produce conceptual entity relationship diagrams (ERDs) and transform them to relational models. Users can build, extend and modify a model as well as compare with existing designs.
The article continues at
http://www.oracle.com/us/corporate/press/020861