On Thu, 2005-11-17 at 11:20 -0500, Tom Lane wrote:
> Andrew Dunstan <[EMAIL PROTECTED]> writes:
> > However, I don't think we can promise never to change the ondisk 
> > representation of data, nor the page layout. Sometimes an inplace 
> > upgrade just won't work, ISTM.
> We have talked about batching on-disk changes so that they'd only occur
> once every few release cycles.  But until we have a pg_upgrade, there is
> no reason to adopt such a policy.

If the patch is accepted technically, in can be applied at any time,
right up to code freeze for this or the next release. It's a fairly
independent patch.

I'd suggest we check it out now, then put it in a holding pen for awhile
to see if an upgrade tool emerges.

Best Regards, Simon Riggs

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