Yii_显示SQL执行信息

 'db'=>array(
2             'connectionString' => 'mysql:host=localhost;dbname=yef',
3             'emulatePrepare' => true,
4             'username' => 'root',
5             'password' => 'root',
6             'charset' => 'utf8',
7             'enableProfiling' => YII_DEBUG,
8             'enableParamLogging' => YII_DEBUG,
9         ),
　　　　'log'=>array(
            'class'=>'CLogRouter',
            'routes'=>array(
                array(
                    'class'=>'CFileLogRoute',
                    'levels'=>'error, warning',
                ),
                array(
                    'class'=>'CWebLogRoute',
                    'levels' => 'trace',
                    'categories' => 'system.db.*'
                ),
            ),