On Sun, Sep 28, 2014 at 10:33:33PM -0400, Bruce Momjian wrote:
> On Mon, Sep 15, 2014 at 03:42:20PM -0700, Peter Geoghegan wrote:
> > On Mon, Sep 15, 2014 at 12:45 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> > > No.  And we don't know how to change the default opclass without
> > > breaking things, either.
> > 
> > Is there a page on the Wiki along the lines of "things that we would
> > like to change if ever there is a substantial change in on-disk format
> > that will break pg_upgrade"? ISTM that we should be intelligently
> > saving those some place, just as Redhat presumably save up
> > ABI-breakage over many years for the next major release of RHEL.
> > Alexander's complaint is a good example of such a change, IMV. Isn't
> > it more or less expected that the day will come when we'll make a
> > clean break?
> 
> It is on the TODO page under pg_upgrade:
> 
>       Desired changes that would prevent upgrades with pg_upgrade 

Item added to TODO list.

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + Everyone has their own god. +


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