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-rw-r--r--src/backend/optimizer/prep/prepqual.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/backend/optimizer/prep/prepqual.c b/src/backend/optimizer/prep/prepqual.c
index fbd68097244..10e00d90dda 100644
--- a/src/backend/optimizer/prep/prepqual.c
+++ b/src/backend/optimizer/prep/prepqual.c
@@ -104,6 +104,8 @@ negate_clause(Node *node)
newopexpr->opfuncid = InvalidOid;
newopexpr->opresulttype = opexpr->opresulttype;
newopexpr->opretset = opexpr->opretset;
+ newopexpr->opcollid = opexpr->opcollid;
+ newopexpr->inputcollid = opexpr->inputcollid;
newopexpr->args = opexpr->args;
newopexpr->location = opexpr->location;
return (Node *) newopexpr;
@@ -126,6 +128,7 @@ negate_clause(Node *node)
newopexpr->opno = negator;
newopexpr->opfuncid = InvalidOid;
newopexpr->useOr = !saopexpr->useOr;
+ newopexpr->inputcollid = saopexpr->inputcollid;
newopexpr->args = saopexpr->args;
newopexpr->location = saopexpr->location;
return (Node *) newopexpr;