nты переведи текст ошибок

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HTML, CSS (Bootstrap), JS(JQuery, ExtJS), PHP, MySQL, MSSql, Posgres, (TSql, BI OLAP, MDX), Mongo, Git, SVN, CodeIgnater, Symfony, Yii 2, JiRA, Redmine, Bitbucket, Composer, Rabbit MQ, Amazon (SQS, S3, Transcribe), Docker

Хотя бы так

Class MySQL{ 
/**
* @var resource
*/
protected $link = null;
     public function __construct(){
        $this->link=mysql_connect(DB_HOST, DB_NAME, DB_PASS);
if($this->link===false || !is_resource($this->link))throw new Exception(mysql_error($this->link));
        @mysql_query ("set character_set_client='".CHARACTER."'",$this->link);
        @mysql_query ("set character_set_results='".CHARACTER."'",$this->link);
        @mysql_query ("set collation_connection='".CHARACTER_FULL."'",$this->link);    
        $result=mysql_select_db(DB_NAME,$this->link);
if($result===false)throw new Exception(mysql_error($this->link));
        mysql_query("SET NAMES '".CHARACTER."'",$this->link); 
        return $result;
    }
    
    static public function query($query,$r= null,$mf =null){
if($this->link===null || !is_resource($this->link))throw new Exception('Not connected');
    $result=mysql_query($query,$this->link);
if($result===false)throw new Exception(mysql_error($this->link));
        if(!$r or $r=='res'){
        return $result;
        }elseif($r=='row' && $mf == 'array'){
          $row = mysql_fetch_array($result);
        return $row;   
        }elseif($r=='row' && $mf == 'cont'){
        $row = mysql_fetch_assoc($result);
        return count($row);   
        }elseif($r=='row' && $mf == 'assoc'){
        $row =  mysql_fetch_assoc($result);
        return $row;    
        }

    }
    
     public function __destruct(){
if($this->link===null || !is_resource($this->link))throw new Exception('Not connected');
         mysql_close($this->link);
     } 
}

Но всё-равно это не далее учебного пособия можно использовать.