Use Slony to replicate to the new version from the old version.
Once they are sync-ed up, you switch the new version to be the
master and re-point your apps to the new DB.
Ken
On Mon, Oct 15, 2007 at 04:52:43PM +0400, Alexander Kuprijanov wrote:
> Hello
>
> Does exist another way to make upgrade (without dump-restore)?
>
> I have this question, because I have very big DB (or very poor server): dump
> ~40min, restore >2h
>
> I can't stop my DB so long...
>
>
>
> Thanks
>
>
> ?? ?????????????????? ???? Thursday 20 September 2007 19:58:24 Milen A. Radev ??????????????(??):
> > Josef Springer ????????????:
> > > Where is the documentation of the steps dto do for updating e.g. from 8.1
> > > to 8.2 ? I have never done this and could not find any docs for.
> >
> > [...]
> >
> > http://www.postgresql.org/docs/8.2/static/install-upgrading.html
>
>
>
> --
> Se okulo ne atentas, dorso eksentas
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>