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Re: MV Keys (was: Key attributes with list values)

From: David Cressey <dcressey_at_verizon.net>
Date: Mon, 27 Feb 2006 22:35:17 GMT
Message-ID: <F8LMf.1851$SJ2.1634@trndny01>

"dawn" <dawnwolthuis_at_gmail.com> wrote in message news:1141069691.618789.108890_at_i40g2000cwc.googlegroups.com...
>
> David Cressey wrote:
> > "dawn" <dawnwolthuis_at_gmail.com> wrote in message
> > news:1141050914.811161.169690_at_u72g2000cwu.googlegroups.com...
> > >
> > > David Cressey wrote:
> > > > "dawn" <dawnwolthuis_at_gmail.com> wrote in
> > > >
> > > >
> > > > > Marshall Spight wrote:
> > > > > > David Cressey wrote:
> > > > > > >
> > > > > > > The way Pick (and I presume most of the MV family) represent
lists
> > is
> > > > > > > inherently ordered. And, whenever I ask Dawn, or any of the
other
> > > > Pickies
> > > > > > > who dorp in form time to time whether the order in a list
conveys
> > > > > > > information or not, the answer is always the same:
> > > > > > > "the programmer knows what the data means".
> > > > >
> > > > > I might have said it that way, but the way I would typically say
it is
> > > > > that the user knows what it means.
> > > >
> > > > This answers that question. But it raises another: how does a user
> > share
> > > > data with another user who may not (yet) know what the data means?
> > >
> > > I agree that this seems like a problem and I'm sure the must be times
> > > when data are entered as unordered in their meaning and then when
> > > presented as a list, they are interpreted as ordered. Additionally,
> > > one end-user could maintain a list ordered in some way they perceive,
> > > while the next person to maintain that list might be unaware of an
> > > ordering and simply place new entries at the top or bottom of the
list.
> > >
> > > For what it is worth, I do not recall any such misunderstandings in
> > > working with Pick since '89. This might be due to poor recollections
> > > or to such misunderstandings requiring no escalations of such issues.
> >
> > I thought you started with Pick in the 1990s.
>
> It was '89 IIRC when I licensed the Datatel Colleague product for a
> college ERP solution, but in a mgmt role. So, it might have been the
> 90's before I touched it myself.
>
> > Did you ever use Pick in a database environment?
>
> I gather you mean compared to as an O/S?

No, I mean as compared to an application/files environment. Received on Mon Feb 27 2006 - 16:35:17 CST

Original text of this message

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