if (_.keys(singleJoin.criteria.where).length > 0) {
              // If the "where" clause has an "and" modifier already, just push it onto our "and".
              if (singleJoin.criteria.where.and) {
                baseChildTableQuery.criteria.where.and = baseChildTableQuery.criteria.where.and.concat(singleJoin.criteria.where.and);
              } else {