postgres_fdw: Avoid possible misbehavior when RETURNING tableoid column only.
deparseReturningList ended up adding up RETURNING NULL to the code, but
code elsewhere saw an empty list of attributes and concluded that it
should not expect tuples from the remote side.
Etsuro Fujita and Robert Haas, reviewed by Thom Brown
Branch
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REL9_5_STABLE
Details
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http://git.postgresql.org/pg/commitdiff/d160e2a343996030804cc6b74cc5a0b133dae950
Modified Files
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contrib/postgres_fdw/deparse.c | 18 +++++----
contrib/postgres_fdw/expected/postgres_fdw.out | 53 ++++++++++++++++++++++++++
contrib/postgres_fdw/sql/postgres_fdw.sql | 9 +++++
3 files changed, 73 insertions(+), 7 deletions(-)