On Thu, Mar 17, 2016 at 4:22 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > 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.
OK - sold. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers