src/Neuron/Auth/MySQLConnection.php
function getOne($sql, $params = array())
    {
        //echo 'get one --- ';

        $data = $this->query ($sql, $params);

        if (count ($data) > 0)
        {
            $data = array_values ($data[0]);
            return $data[0];
        }
        return false;
    }
function getOne($sql, $params = array())
    {
        //echo 'get one --- ';

        $data = $this->query ($sql, $params);

        if (count ($data) > 0)
        {
            $data = array_values ($data[0]);
            return $data[0];
        }
        return false;
    }
Run an SQL query and return the first column of the first row
of the result set, if any.

@param string $sql An SQL string with placeholders.  The
placeholders are assumed to be specific to the database engine
for this connection.

@param array $params An array of parameters to insert into the
SQL string using this connection's escaping mechanism.

@return mixed $result The value of the first column of the
first row of the result set.  False if no such result was
found.