libpq: Make target_session_attrs=read-write consume empty result.

Robert Haas <rhaas@postgresql.org>

Commit: 1de0a4e00eee2a72c0b5b34892092efcec681f81
Author: Robert Haas <rhaas@postgresql.org>
Date: 2017-02-15T16:05:44Z
Releases: 10.0
libpq: Make target_session_attrs=read-write consume empty result.

Otherwise, the leftover empty result can cause problems in some
situations.

Michael Paquier and Ashutosh Bapat, per a report from Higuchi Daisuke

Files

PathChange+/−
src/interfaces/libpq/fe-connect.c modified +35 −3
src/interfaces/libpq/libpq-fe.h modified +3 −1