Robert Haas <robertmh...@gmail.com> writes: > On Thu, Mar 17, 2016 at 2:31 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> Also, I don't particularly see a need for a corresponding API for FDWs. >> If an FDW is going to do anything in this space, it presumably has to >> build up ForeignPaths for all the steps anyway. So I'd be inclined >> to leave GetForeignUpperPaths as-is.
> No idea if that is going to be a significant limitation or not. > Doesn't seem like it should be, but what do I know? Well, to my mind the GetForeignUpperPaths API is meant to handle the common case efficiently. An FDW that's not happy with that can always get into the create_upper_paths_hook instead. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers