Re: pg_migrator issue with contrib

Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > Tom Lane wrote:
> >> There was just some discussion about that on postgis-devel.  I think the
> >> conclusion was that you would have to do the PostGIS update as a
> >> separate step.  They intend to support both 1.3.x and 1.4.x on current
> >> versions of Postgres for some time, so in principle you could do it in
> >> either order.
> 
> > Oh, yea, you can't go from PostGIS version 1.3 to 1.4 _while_ you do the
> > pg_migrator upgrade.  It has to be done either before or after
> > pg_migrator is run.  I wonder how I could prevent someone from trying
> > that trick.
> 
> You don't need to, because it will fail automatically.  They are using
> version-numbered .so files, so C-language functions referencing the 1.3
> .so will fail to load if only the 1.4 .so is in the new installation.

Nice.  Something to be learned there.  ;-)

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +