public function getSlice($offset, $length)
    {
        $sql = $this->sql . $this->getLimitClause($offset, $length);
        $result = $this->pdo->perform($sql, $this->params)->fetchAll(\PDO::FETCH_ASSOC);

        return $result;
    }
public function getSlice($offset, $length)
    {
        $sql = $this->sql . $this->getLimitClause($offset, $length);
        $result = $this->pdo->perform($sql, $this->params)->fetchAll(\PDO::FETCH_ASSOC);

        return $result;
    }
{@inheritdoc}