Re: OOP - a question about database access

From: Marshall Spight <mspight_at_dnai.com>
Date: Mon, 10 Nov 2003 17:29:54 GMT
Message-ID: <mWPrb.120173$ao4.372128@attbi_s51>

"Alfredo Novoa" <alfredo_at_ncs.es> wrote in message news:e4330f45.0311100445.3e9c1f77_at_posting.google.com...
>
> I don't remember the page, but TTM says that in practice you can not
> build a declarative system that is able to express everything.
>
> You could extend the system always you find something you can not
> declare, or you could use the procedural constructions of the
> language.

Sometimes you *want* to specify the algorithm, and not just the result, for performance reasons. That said, one still wants to be as declarative as possible. (One may also wish to separate the levels at which one acts procedurally vs. declaratively.)

Marshall Received on Mon Nov 10 2003 - 11:29:54 CST