is PDO, pdo_mysql, curl free for commercial use code example

Example: PDO::MYSQL_ATTR_SSL_CA path of file

129      * Lists all models.
130      */
131     public function actionIndex()
132     {
133             
134                 $data = Yii::app()->dbJoomla->createCommand('SELECT * FROM MixanesDiaolou ORDER BY id DESC LIMIT 10')->queryAll();
135                 var_dump($data);
136                 
137             
138         $dataProvider=new CActiveDataProvider('Category');
139         $this->render('index',array(