Simple Mysql DB Class

Based on the DB class mysqli secondary packaging.Using pretreatment

    //autoload class 
    spl_autoload_register(function($className){
        $dirName = dirname($className).DIRECTORY_SEPARATOR;
        $className = basename($className);
        $path = str_replace('\\', '/', realpath($dirName.$className.'.php'));
        if(file_exists($path))
        {
            require_once($path);
        }else{
            die('file not found'. $path);
        }
    });
    try
    {
        //Test query Return all result 

        $db = new Lib\DB\DB('localhost', 'root', '', 'article');
        $result = $db->query("SELECT * FROM select_table WHERE aid = ?",
           [
               'types'=>'i',
               'bindParams'=>[
                   'aid'=>1106
               ]
           ]
       );
    //Test Insert The Execute method return affected rows 
    $affected = $db->execute('INSERT INTO insert_table(`name`,weight,base) VALUES(?,?,?)',
        "SELECT * FROM tb_article_detail WHERE aid = ?",
        [
            'types'=>'i',
            'bindParams'=>[
                'aid'=>1106
            ]
        ]
    );
    echo $affected;
    echo '<br />';
    echo $db->getInsertId();
    //Test Insert The Execute method return affected rows 
    $affected = $db->execute('INSERT INTO tb_article_tag_name(`name`,weight,base) VALUES(?,?,?)',
    [
       'types'=>'sii',
       'bindParams'=>[
            'name'=>'66779988',
            'weight'=>100,
            'base'=>0
        ]
    ]);
        echo $affected;
        echo '<br />';
        echo $db->getInsertId();
    }
    catch(Exceptions\DB\ConnectFail $e)
    {
        echo $e->getMessage();
    }
    catch(Exceptions\DB\SQLException $e)
    {
        echo $e->getMessage();
        echo $e->getSql();
    }
    catch(\Exception $e)
    {
        echo $e->getMessage();
    }