|From:||Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>|
|To:||Michael Paquier <michael(at)paquier(dot)xyz>|
|Cc:||Aleksander Alekseev <a(dot)alekseev(at)postgrespro(dot)ru>, pgsql-hackers(at)lists(dot)postgresql(dot)org|
|Subject:||Re: Cache lookup errors with functions manipulation object addresses|
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On 2018-May-15, Michael Paquier wrote:
> On Mon, May 14, 2018 at 04:27:48PM -0400, Alvaro Herrera wrote:
> > I think we're better off adding a new function and avoid changing the
> > signature of GetForeignServer et al. Or maybe rename the function and
> > keep the original name as a compatibility wrapper macro.
> On the other hand, if we make the change visible because of a
> compilation failures, then modules would become aware of the problem and
Presumably, if you invoke a FDW and its handler finds
that the ForeignServer doesn't exist, what is it to do other than raise
an error? I can't see that there's any possible improvement.
So, I don't know -- if the reaction is to add a #ifdef for pg version
that adds a second argument passed always false, then we haven't won
> I would not expect modules to set missing_ok to true anyway as they
> expect those objects to exist, so I can live with a new function.
> What about naming those GetForeignServerExtended and
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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