public void addChildren( Iterable<PlanNode> otherChildren ) {
        assert otherChildren != null;
        for (PlanNode planNode : otherChildren) {
            this.addLastChild(planNode);
        }
    }
public void addChildren ( Iterable < PlanNode > otherChildren ) { assert otherChildren != null ; for ( PlanNode planNode : otherChildren ) { this . addLastChild ( planNode ) ; } }
Add the supplied nodes at the end of the list of children.

@param otherChildren the children to add; may not be null