Re: So what's null then if it's not nothing?

On 24 Nov 2005 13:42:51 -0800, michael_at_preece.net wrote:

[snip]

>Which is an entirely natural piece of reasoning. A datum is a piece of
>information. It exists because it is something known. That which is not
>known cannot exist as data. It is ridiculous to store the "fact" that
>we don't know something.

     No, it is not. It is a different predicate though.

     It is a fact that I do not know some things. If we have a database tracking ignorance, it might well have a predicate for Person p does not know fact f.

Sincerely,

Gene Wirchenko Received on Fri Nov 25 2005 - 18:35:30 CET