Re: Should partial dumps include extensions?

On tis, 2011-05-24 at 23:26 -0400, Robert Haas wrote:
> On Tue, May 24, 2011 at 4:44 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> > There's a complaint here
> > http://archives.postgresql.org/pgsql-general/2011-05/msg00714.php
> > about the fact that 9.1 pg_dump always dumps CREATE EXTENSION commands
> > for all loaded extensions.  Should we change that?  A reasonable
> > compromise might be to suppress extensions in the same cases where we
> > suppress procedural languages, ie if --schema or --table was used
> > (see "include_everything" switch in pg_dump.c).
> 
> Making it work like procedural languages seems sensible to me.

The same problem still exists for foreign data wrappers, servers, and
user mappings.  It should probably be changed in the same way.