<?php defined('SYSPATH') or die('No direct access allowed.');

return array
(
    'default' => array
    (
        'type'       => 'MySQL',
        'connection' => array(
            /**
             * The following options are available for MySQL:
             *
             * string   hostname     server hostname, or socket
             * string   database     database name
             * string   username     database username
             * string   password     database password
             * boolean  persistent   use persistent connections?
             * array    variables    system variables as "key => value" pairs
             *
             * Ports and sockets may be appended to the hostname.
             */
            'hostname'   => 'localhost',
            'database'   => 'hello_world',
            'username'   => 'benchmarkdbuser',
            'password'   => 'benchmarkdbpass',
            'persistent' => FALSE,
        ),
        'table_prefix' => '',
        'charset'      => 'utf8',
        'caching'      => FALSE,
        'profiling'    => TRUE,
    )
);

<?php defined('SYSPATH') or die('No direct access allowed.');

return array
(
    'default' => array
    (
        'type'       => 'PDO',
        'connection' => array(
		/**
		 * The following options are available for PDO:
		 *
		 * string   dsn         Data Source Name
		 * string   username    database username
		 * string   password    database password
		 * boolean  persistent  use persistent connections?
		 */
	    'dsn'        => 'mysql:host=localhost;dbname=hello_world',
            'username'   => 'benchmarkdbuser',
            'password'   => 'benchmarkdbpass',
            'persistent' => FALSE,
        ),
        'table_prefix' => '',
        'charset'      => 'utf8',
        'caching'      => FALSE,
        'profiling'    => TRUE,
    )
);

Change PHP-kohana over to PDO because of deprecation
Change PHP-kohana over to PDO because of deprecation
