Re: Default connection parameters for postgres_fdw and dblink - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Default connection parameters for postgres_fdw and dblink
Date
Msg-id 29255.1363982108@sss.pgh.pa.us
Whole thread Raw
In response to Re: Default connection parameters for postgres_fdw and dblink  (Jeff Davis <pgsql@j-davis.com>)
List pgsql-hackers
Jeff Davis <pgsql@j-davis.com> writes:
> On Fri, 2013-03-22 at 12:19 -0400, Tom Lane wrote:
>> Is there a better way to handle all this?  It may be too late to rethink
>> dblink's behavior anyhow, but perhaps it's not too late to change
>> postgres_fdw.  I think though that once we let 9.3 out the door, it
>> *will* be too late to make any major changes, because postgres_fdw's
>> usage is going to go through the roof now that it can do remote updates.

> The first thing that occurs to me is to have postgres_fdw install some
> GUCs with reasonable defaults.

If there's anything I've learned in the last dozen years, it's that GUCs
with application-visible semantic effects are dangerous.  If the
semantic effects are relevant to security, that's probably even worse.

> Perhaps the default could be a magic value that is replaced by the
> current user or something (similar to search_path).

That seems like just an overcomplicated form of my suggestion that the
default should be the current user's name.
        regards, tom lane



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