Re: Database design, Keys and some other things
From: Gene Wirchenko <genew_at_ucantrade.com.NOTHERE>
Date: Wed, 28 Sep 2005 12:03:26 -0700
Message-ID: <7lglj1haa2507s15er18akhv0qcad03e73_at_4ax.com>
Date: Wed, 28 Sep 2005 12:03:26 -0700
Message-ID: <7lglj1haa2507s15er18akhv0qcad03e73_at_4ax.com>
On 27 Sep 2005 19:06:54 -0700, "JOG" <jog_at_cs.nott.ac.uk> wrote:
[snip]
>P = { <feature: sky>, <colour: blue>, <period: daytime> }
>The extra information I specified in the previous post however, is
>absolutely not part of this statement about the world. Rather it is
Of course it is. If nothing else, it is bibliographic, but I would restructure the statement to:
[Gene's P =] James says that [James's] P.
>metadata about P:
>
>
>M = { <creator: James>, <created: 1127871055>, <statement: P> }
I am concerned about who makes a statement. When assessing reliability, this is important.
[snip]
Sincerely,
Gene Wirchenko Received on Wed Sep 28 2005 - 21:03:26 CEST