YII框架数据库的增删改查

YII框架数据库的增删改查

     //添加
        Yii::app()->db->createCommand()->insert('tbl_user',
        array(
            'username' => 'zhangsan',
            'email' => '[email protected]'));
 //使用user model添加数据
 $user = new Users();
 $user->setAttributes(array(
         'username' => 'user1',
         'email' => '[email protected]',
         'password'=>md5("abcsd5a4"),
         'last_login'=>time()
 ));
 $user->save()

        //修改
        Yii::app()->db->createCommand()->update('tbl_user',
        array(
            'username' => 'Tester'), 'id=:id', array(
            ':id' => 3));
        //删除
        Yii::app()->db->createCommand()->delete('tbl_user', 'id=:id',
        array(
            ':id' => 2));
        //查询 - 多条数据
        $users = Yii::app()->db->createCommand()
            ->select('*')
            ->from('tbl_user')
            ->queryAll();
 //查询一条数据
 $sql = "SELECT id,name FROM tbl_user WHERE email='[email protected]'  ";
 $users=Yii::app()->db->createCommand($sql)->queryRow();
        var_dump($users);