presto-main/src/main/java/io/prestosql/sql/planner/plan/ExceptNode.java/ExceptNode/ExceptNode
class ExceptNode:    public ExceptNode(
            @JsonProperty("id") PlanNodeId id,
            @JsonProperty("sources") List<PlanNode> sources,
            @JsonProperty("outputToInputs") ListMultimap<Symbol, Symbol> outputToInputs,
            @JsonProperty("outputs") List<Symbol> outputs)
    {
        super(id, sources, outputToInputs, outputs);
    }