On Tue, Mar 06, 2018 at 08:09:50PM +0900, Etsuro Fujita wrote: > Agreed. I added a comment to that function. I think that that comment in > combination with changes to the FDW docs in the patch would help FDW authors > understand why that is needed. Please find attached an updated version of > the patch.
Thank you. All tests pass, the documentation builds. There was the suggestion  of different approach. But the patch fix the issue in much more simple way. Marked as "Ready for Commiter". 1 - https://www.postgresql.org/message-id/20171005.200631.134118679.horiguchi.kyotaro%40lab.ntt.co.jp -- Arthur Zakirov Postgres Professional: http://www.postgrespro.com Russian Postgres Company