On Tuesday 19 December 2006 11:25, Martijn van Oosterhout wrote:
> On Tue, Dec 19, 2006 at 10:48:41AM -0500, Andrew Dunstan wrote:
> > Sure, but the only sane way I can think of to do that would be have
> > separate logical and physical orderings, with a map between the two. I
> > guess we'd need to see what the potential space savings would be and
> > establish what the processing overhead would be, before considering it.
> > One side advantage would be that it would allow us to do the often
> > requested "add column at position x".
>
> A patch to allow seperate physical and logical orderings was submitted
> and rejected. Unless something has changed on that front, any
> discussion in this direction isn't really useful.
>
The patch was rejected on technical means, and the author decided it was too
much work to finish it. If someone wanted to try and complete that work I
don't think anyone would stand against it.
--
Robert Treat
Build A Brighter LAMP :: Linux Apache {middleware} PostgreSQL