Re: Storing derived and derivable data

"dawn" <dawnwolthuis_at_gmail.com> wrote in message news:1145717081.072600.109970_at_i39g2000cwa.googlegroups.com...

> I am referring to any notation anywhere, perhaps in a conceptual or
> logical data model, for example. While there are terms to distinguish
> between a base table and a materialized view, for example, I have not
> found the right terms to distingish a derived materialized attribute
> from on that is not derived from values in the database. I would like
> to write about such attributes and am not finding terminology or
> notation to do so.

I think you talk about using expressions like values. A cross of functional calculus and predicate calculus or predicate calculus with equality. Received on Fri Apr 28 2006 - 08:36:36 CEST