    public static function delete($id)
    {
        $sql = array(
                    'table' => 'menus',
                    'where' => array(
                                    'id' => $id,
                                ),
                );
        $menu = Db::delete($sql);
    }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.