OK, understood, thanks. On Wed, Jul 18, 2012 at 10:15 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > "James W. Wilson" <jww1...@gmail.com> writes: >> I'm confused. I thought foreign data wrappers were required to create >> database links from one Postgresql server to another. > > contrib/dblink doesn't require them. It does have an option to use an > FDW instead of a libpq connection string to specify the connection > target. I had forgotten that that option got added in 8.4, before we > had any other working use for FDWs --- so maybe we should rethink the > decision not to backport this fix? > > Author: Heikki Linnakangas <heikki.linnakan...@iki.fi> > Branch: master Release: REL9_1_BR [e356743f3] 2010-11-12 15:29:23 +0200 > Branch: REL9_0_STABLE Release: REL9_0_2 [533073cf2] 2010-11-12 15:30:19 +0200 > > Add missing support for removing foreign data wrapper / server privileges > belonging to a user at DROP OWNED BY. Foreign data wrappers and servers > don't do anything useful yet, which is why no-one has noticed, but since > we > have them, seems prudent to fix this. Per report from Chetan Suttraway. > Backpatch to 9.0, 8.4 has the same problem but this patch didn't apply > there so I'm not going to bother. > > In the meantime, though, you do not *need* an FDW. dblink worked fine > for many releases before FDWs existed, and it still does work without > 'em. > > regards, tom lane
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