Further tighten nullingrel marking rules in build_joinrel_tlist(). The code I added in fee7b77b9 could misbehave if commute_above_r contains multiple relids. While adding too many relids here is probably harmless (pre-fee7b77b9, we did it all the time), it's not very expensive to be accurate: we just have to intersect commute_above_r with the join's relids.
Discussion: https://postgr.es/m/[email protected] Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/d1c9c864fc042412e9b674d79a0e70972053ce15 Modified Files -------------- src/backend/optimizer/util/relnode.c | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-)
