Method __construct

/**
 * Constructor
 *
 * @param   DatabaseDriver  $db  Database driver object.
 *
 * @since   1.5
 */
public function __construct(DatabaseDriver $db)
{
    // @deprecated 5.0 This format was used by tags and versioning before 4.0 before the introduction of the
    //                 getTypeAlias function. This notation with the {} will be removed in Joomla 5
    $this->typeAlias = '{extension}.category';
    parent::__construct('#__categories', 'id', $db);
    $this->access = (int) Factory::getApplication()->get('access');
}