zendframework中文字段开展筛选,取不出mysql中文字段,英文和数字字段都可以

zendframework中文字段进行筛选,取不出mysql中文字段,英文和数字字段都可以
以下是IndexController.php控制器部份,这部份用中文字段进行筛选，无法取出记录

PHP code

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<?php require_once 'Zend/Controller/Action.php';
require_once 'application/models/goods.php';
require_once 'application/models/db.php';
require_once 'BaseController.php';


    class IndexController extends BaseController
    {
        
        function indexAction()
        {
            $this->view->title='aaaa';                    
            $goods=new goods();        
            $dbs=$goods->getAdapter();//适配器查询返回的数据是数组        
            $cname="索尼高性价比入门单反  A580 单反相机【演示数据】";
            $res=$dbs->query("select * from shopnc_goods where goods_name=".$dbs->quote($cname)." limit 0,9")->fetchAll();    
            echo "<pre class="brush:php;toolbar:false">";
            print_r($res);
            echo "

"; exit(); } }

------解决方案--------------------
确认表中确有此串
确认编码没有搞错