this.index = newIndex;
}
public PartitionedRelationImpl(NodeComparator newNodeComparator, Attribute newAttribute,
EvaluatedRelation newRelation) {
this.tupleAVComparator = new AttributeTupleComparatorImpl(newNodeComparator);
this.attribute = newAttribute;
this.relation = newRelation;
this.boundSet = new HashSet<Tuple>();
this.unboundSet = new HashSet<Tuple>();
this.orderedBoundedSet = new ArrayList<Tuple>();