presto-main/src/main/java/io/prestosql/sql/planner/planprinter/PlanPrinter.java/Visitor/printDynamicFilters
class Visitor:        private String printDynamicFilters(Collection<DynamicFilters.Descriptor> filters)
        {
            return filters.stream()
                    .map(filter -> filter.getId() + " -> " + filter.getInput())
                    .collect(Collectors.joining(", ", "{", "}"));
        }