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-rw-r--r--src/backend/optimizer/plan/createplan.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/optimizer/plan/createplan.c b/src/backend/optimizer/plan/createplan.c
index e4ccf5ce79..a3a82ec123 100644
--- a/src/backend/optimizer/plan/createplan.c
+++ b/src/backend/optimizer/plan/createplan.c
@@ -3552,6 +3552,7 @@ prepare_sort_from_pathkeys(PlannerInfo *root, Plan *lefttree, List *pathkeys,
continue;
sortexpr = em->em_expr;
exprvars = pull_var_clause((Node *) sortexpr,
+ PVC_RECURSE_AGGREGATES,
PVC_INCLUDE_PLACEHOLDERS);
foreach(k, exprvars)
{