@Override
 public PrimitiveLongIterator nodesGetFromIndexLookup(
     StatementState state, IndexDescriptor index, Object value)
     throws IndexNotFoundKernelException {
   return state.indexReaderFactory().newReader(indexId(index)).lookup(value);
 }
 @Override
 public void close(StatementState state) {
   state.indexReaderFactory().close();
 }