presto-main/src/main/java/io/prestosql/sql/planner/plan/RemoteSourceNode.java/RemoteSourceNode/RemoteSourceNode
class RemoteSourceNode:    public RemoteSourceNode(PlanNodeId id, PlanFragmentId sourceFragmentId, List<Symbol> outputs, Optional<OrderingScheme> orderingScheme, ExchangeNode.Type exchangeType)
    {
        this(id, ImmutableList.of(sourceFragmentId), outputs, orderingScheme, exchangeType);
    }