Re: Events
From: Cimode <cimode_at_hotmail.com>
Date: 12 Nov 2006 06:54:41 -0800
Message-ID: <1163343281.254371.64670_at_k70g2000cwa.googlegroups.com>
Date: 12 Nov 2006 06:54:41 -0800
Message-ID: <1163343281.254371.64670_at_k70g2000cwa.googlegroups.com>
> "Dmitry A. Kazakov" <mailbox_at_dmitry-kazakov.de> wrote in
> news:1mm81xinxq98n.1jeg2su8hzd9g.dlg_at_40tude.net:
>
> .......
> > Compare it with selection of two adjacent
> > records in a relational table. This also breaks the abstraction of
> > independent elements on which a relation were defined.
>
> I think that you are not right. The relational model has no conception
> of 'records' much less adjacent 'records', even SQL talks about rows
> rather than records. The relational model operates with sets, not with
> individual tuples although API might.
>
>
>
> >
> > The world is imperfect.
Adjacency is not a relational concept.
Received on Sun Nov 12 2006 - 15:54:41 CET