Allow rel_is_distinct_for() to look through RelabelType below OpExpr. This lets it do the right thing for, eg, varchar columns. Back-patch to 9.5 where this logic appeared.
David Rowley, per report from Kim Rose Carlsen Discussion: https://postgr.es/m/vi1pr05mb17091f9a9876528055d6a827c7...@vi1pr05mb1709.eurprd05.prod.outlook.com Branch ------ REL_10_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/244b4a37eb8e253e5221477534c2a2f0a9c23630 Modified Files -------------- src/backend/optimizer/plan/analyzejoins.c | 8 ++++++++ 1 file changed, 8 insertions(+) -- Sent via pgsql-committers mailing list (pgsql-committers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
