Re: [GENERAL] Inheritance Algebra

2005-12-23 Thread Mike Rylander
On 12/23/05, Karsten Hilbert <[EMAIL PROTECTED]> wrote: > On Thu, Dec 22, 2005 at 05:05:49PM -0700, Trent Shipley wrote: > > > On Wednesday 2005-12-21 07:50, Karsten Hilbert wrote: > > > > I would assume quite a few people would use table > > > inheritance in a simple way were it available in a mor

Re: [GENERAL] Inheritance Algebra

2005-12-23 Thread Karsten Hilbert
On Thu, Dec 22, 2005 at 05:05:49PM -0700, Trent Shipley wrote: > On Wednesday 2005-12-21 07:50, Karsten Hilbert wrote: > > I would assume quite a few people would use table > > inheritance in a simple way were it available in a more > > convenient fashion: to transport fields, primary and foreign

Re: [GENERAL] Inheritance Algebra

2005-12-22 Thread Trent Shipley
On Wednesday 2005-12-21 07:50, Karsten Hilbert wrote: > On Wed, Dec 21, 2005 at 01:52:34PM +0100, Martijn van Oosterhout wrote: > > On Sun, Dec 04, 2005 at 10:59:10PM -0700, Trent Shipley wrote: > > > Relational Constraint Inheritance Algebra > > > With regard to class and attribute uniqueness > >

Re: [GENERAL] Inheritance Algebra

2005-12-21 Thread Karsten Hilbert
On Wed, Dec 21, 2005 at 01:52:34PM +0100, Martijn van Oosterhout wrote: > On Sun, Dec 04, 2005 at 10:59:10PM -0700, Trent Shipley wrote: > > Relational Constraint Inheritance Algebra > > With regard to class and attribute uniqueness > > It's taken a while to digest this and sorry for the delay. Wh

Re: [GENERAL] Inheritance Algebra

2005-12-21 Thread Martijn van Oosterhout
On Sun, Dec 04, 2005 at 10:59:10PM -0700, Trent Shipley wrote: > Relational Constraint Inheritance Algebra > With regard to class and attribute uniqueness It's taken a while to digest this and sorry for the delay. While I find the ideas intreguing there is a little voice in the back of my head a

Re: [GENERAL] Inheritance Algebra

2005-12-06 Thread Karsten Hilbert
Trent, although I cannot contribute much of anything to your line of thought I'd encourage you to keep on with it as it'd be highly desirable (for GNUmed at least) to have a stronger/ more encompassing inheritance solution in PostgreSQL. Karsten, GNUmed developer -- GPG key ID E4071346 @ wwwkeys

[GENERAL] Inheritance Algebra

2005-12-04 Thread Trent Shipley
[ This post is theory oriented, so it can't go in HACKERS nor can it go in SQL so it gets posted to GENERAL. I would polish this more. Unfortunately, it is at the point were I'd seek feedback were I in a seminar. ] Relational Constraint Inheritance Algebra With regard to class and attribute u