====== データベースの接続設定と O/R マッパーの有効化 ======
  - development の接続設定を行う。\\ fuelapp/fuel/app/config/development/db.php <code php>
<?php
/**
 * The development database settings.
 */

return array(
    'default' => array(
        'connection'  => array(
            //'dsn'        => 'mysql:host=localhost;dbname=fuel_db',
            'hostname'   => 'localhost',
            'database'   => 'fuel_db',
            'username'   => 'fuel_app',
            'password'   => 'password',
        ),
    ),
);
</code>
  - production の接続設定を行う。\\ fuelapp/fuel/app/config/production/db.php <code php>
<?php
/**
 * The production database settings.
 */

return array(
    'default' => array(
        'connection'  => array(
            //'dsn'        => 'mysql:host=localhost;dbname=fuel_db',
            'hostname'   => 'localhost',
            'database'   => 'fuel_db',
            'username'   => 'fuel_app',
            'password'   => 'password',
        ),
    ),
);
</code>
  - ベースのデータベース設定を行う。<code php>
<?php
/**
 * Base Database Config.
 *
 * See the individual environment DB configs for specific config information.
 */

return array(
    'active' => 'default',

    /**
     * Base config, just need to set the DSN, username and password in env. config.
     */
    'default' => array(
        //'type'        => 'pdo',
        'type'        => 'mysqli',
        'connection'  => array(
            'persistent' => false,
        ),
        'identifier'   => '`',
        'table_prefix' => '',
        'charset'      => 'utf8',
        'enable_cache' => true,
        'profiling'    => false,
    ),

    'redis' => array(
        'default' => array(
            'hostname'  => '127.0.0.1',
            'port'      => 6379,
            'timeout'    => null,
        )
    ),

);
</code>
  - O/R マッパーを有効化する。\\ fuel/app/config/config.php <code php>
'packages'  => array(
    'orm', // Ormを有効化
),
</code>