Re: Temporal database - no end date
Date: 21 Jan 2007 14:20:53 -0800
Message-ID: <1169418053.773871.97520_at_q2g2000cwa.googlegroups.com>
On Jan 21, 2:17 pm, "DBMS_Plumber" <paul_geoffrey_br..._at_yahoo.com>
wrote:
> Marshall wrote:
> > Why can't we do the same for time? Why can't we "adopt as a unit
> > the notion of a [chronon], and make the assumption that quantities in
> > this 'unit' can be real numbers."
> By definition (DDL's explicitly, in this context), a chronon (and a
> quanta) is "indivisible".
Children are also indivisible. Not by definition, but by fact. And yet there is no problem with 2.3 children as a quantity.
> Besides - given your description, what does"chronon" add?
> Just use the units.
Fine.
So: Why can't we "adopt as a unit the notion of [some unit of time], and make the assumption that quantities in this 'unit' can be real numbers."
Marshall Received on Sun Jan 21 2007 - 23:20:53 CET