public function fullJoin(
        $joinTableName,
        $key,
        $comparator,
        $value = null,
        $shouldCompareFields = true,
        $tableName = null
    ) {
        return $this->join(
            self::JOIN_FULL,
            $joinTableName,
            $key,
            $comparator,
            $value,
            $shouldCompareFields,
            $tableName
        );
    }