Session/Storage/Handler/PdoSessionHandler.php
public function open($savePath, $sessionName)
    {
        if (null === $this->pdo) {
            $this->connect($this->dsn ?: $savePath);
        }

        return true;
    }
public function open($savePath, $sessionName)
    {
        if (null === $this->pdo) {
            $this->connect($this->dsn ?: $savePath);
        }

        return true;
    }
public function open ( $ savePath , $ sessionName ) { if ( null === $ this -> pdo ) { $ this -> connect ( $ this -> dsn ? : $ savePath ) ; } return true ; }
{@inheritdoc}
{