code: public static MultiColumnRelation createNonInRelation(List<ColumnIdentifier.Raw> entities, Operator relationType, Term.MultiColumnRaw valuesOrMarker)
      {
          assert relationType != Operator.IN;
          return new MultiColumnRelation(entities, relationType, valuesOrMarker, null, null);
      }
docs: Creates a multi-column EQ, LT, LTE, GT, or GTE relation.
  For example: "SELECT ... WHERE (a, b) > (0, 1)"
  @param entities the columns on the LHS of the relation
  @param relationType the relation operator
  @param valuesOrMarker a Tuples.Literal instance or a Tuples.Raw marker