docs: public void addRelationship(int iLinkType, Record recLeft, Record recRight, int ifldLeft1, int ifldRight1)
      {
          String fldLeft1 = recLeft.getField(ifldLeft1).getFieldName();
          String fldRight1 = recRight.getField(ifldRight1).getFieldName();
          this.addRelationship(iLinkType, recLeft, recRight, fldLeft1, fldRight1);
      }