presto-main/src/main/java/io/prestosql/sql/planner/SubqueryPlanner.java/SubqueryPlanner/appendInPredicateApplyNodes
class SubqueryPlanner:    private PlanBuilder appendInPredicateApplyNodes(PlanBuilder subPlan, Set<InPredicate> inPredicates, boolean correlationAllowed, Node node)
    {
        for (InPredicate inPredicate : inPredicates) {
            subPlan = appendInPredicateApplyNode(subPlan, inPredicate, correlationAllowed, node);
        }
        return subPlan;
    }