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-rw-r--r--src/backend/pgxc/pool/postgresql_fdw.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/pgxc/pool/postgresql_fdw.c b/src/backend/pgxc/pool/postgresql_fdw.c
index 46da16046b..0a42426ab0 100644
--- a/src/backend/pgxc/pool/postgresql_fdw.c
+++ b/src/backend/pgxc/pool/postgresql_fdw.c
@@ -197,6 +197,7 @@ foreign_qual_walker(Node *node, foreign_qual_context *context)
case T_PlaceHolderVar:
case T_AppendRelInfo:
case T_PlaceHolderInfo:
+ case T_SubPlan:
/* TODO: research whether those complex nodes are evaluatable. */
return true;
default: