public function buildIgnoreMatch($operator, $operands, &$params)
    {
        if (!isset($operands[0], $operands[1])) {
            throw new InvalidParamException("Operator '$operator' requires two operands.");
        }

        list($column, $value) = $operands;

        return $this->buildMatchColumn($column, true) . ' ' . $this->buildMatchValue($value, $params);
    }