Re: Attribution for modeling data with relations

Jan Hidders wrote:
> dawn wrote:
> > I had thought that Codd was the first to model data using relations or
> > at least to write about it, but when I re-read Nelson's 1965 paper
> > while scanning it in* I saw that he uses "relational terminology" and
> > the term "relational terminology" (page 2-8), even if just giving a
> > hint of it.
>
> He's talking about the subscript notation. It has nothing to do with
> representing data with relations.

I'll buy that. The tuple looks rather like a relation, however. Is that subscript notation referred to as relational whether applied to a relation or not? Thanks. --dawn Received on Thu Mar 02 2006 - 04:04:54 CET