Re: FW: Query execution failure

On Thu, Sep 28, 2023 at 09:48:02AM -0400, Bruce Momjian wrote:
> On Wed, Sep 27, 2023 at 10:27:34PM -0400, Bruce Momjian wrote:
> > On Wed, Sep 27, 2023 at 09:06:13PM -0400, Tom Lane wrote:
> > > Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > > > The attached patch documents this remote sort order requirement.
> > >
> > > That seems like quite a random place to insert the documentation.
> > > I doubt that the requirement applies only to upper paths -- FDWs
> > > are allowed to return sorted paths for base relations too,
> > > comparable to indexscan paths.
> >
> > That is the only section of the docs that mentions sort pushdown.
> > I don't see another reasonable location.
>
> I now think the fdw docs are the wrong place for this since it is a user
> requirement, not a developer one. I put it in CREATE SERVER, patch
> attached.

Patch applied back to PG 11.

--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com

Only you can decide what is important to you.