note nikosv <i>Multi-Table-Mapping-Objects;I need are objects consisting out of more than just one table. Joined together as needed but transparent for the application.</i> <p> This is a scenario for a view.You can also have a view that supports updates/DML on the underlying tables thjrough the view;for example check Oracle's <a href="http://stackoverflow.com/questions/93539/what-is-the-difference-between-views-and-materialized-views-in-oracle"> materilized view</a> </p> Using it maybe there is no need for an ORM 968506 968506