Using composer is the recommended way to install it.
1 - Add "asimlqt/php-cassandra-client" as a dependency in your project's composer.json file.
{
"require": {
"asimlqt/php-cassandra-client": "0.2.*"
}
}
2 - Download and install Composer.
curl -sS https://getcomposer.org/installer | php
3 - Install your dependencies.
php composer.phar install
4 - Require Composer's autoloader.
require 'vendor/autoload.php';
$connection = new Cassandra\Cql\Connection("127.0.0.1:9042", "mykeyspace");
$query = "select * from mytable";
$result = $connection->query($query);
foreach($result as $row) {
print_r($row);
}