At 9/18/2003 01:17 PM, you wrote:

>But I'd like to model my database on a OO approach too. For example,
>creating tables hierarchy, creating inheritance of flieds or triggers from
>one table to another.
>
>I guess there are tools and techniques than can be more appropiate to that
>approach.
>
>Someone could comment the subject above?.

Sybase Powerdesigner let's you build conceptual data models, which have the
ability to inherit between entities. You can then generate a physical
datamodel for your appropriate database.

I have not used this ability much more than exploring it, but their
newsgroups seem to be full of people that do use it.

Bob M..