diff --git a/src/bin/pg_dump/cdb/cdb_dump_include.c b/src/bin/pg_dump/cdb/cdb_dump_include.c
index a021b9dc48ce89840efbbd8d5b91fd724ef8a74f..8f4e8797f0d2dcfa2559d199db6237a40e2328be 100644
--- a/src/bin/pg_dump/cdb/cdb_dump_include.c
+++ b/src/bin/pg_dump/cdb/cdb_dump_include.c
@@ -3423,7 +3423,8 @@ getTableAttrs(TableInfo *tblinfo, int numTables)
 bool
 shouldPrintColumn(TableInfo *tbinfo, int colno)
 {
-	return (tbinfo->attislocal[colno] && !tbinfo->attisdropped[colno]);
+	return ((tbinfo->attislocal[colno] || tbinfo->relstorage == RELSTORAGE_EXTERNAL) &&
+			(!tbinfo->attisdropped[colno] /* || binary_upgrade */));
 }
 
 /*