@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'Rental totals'
define view entity {{P}}I_RENTAL_TOTAL
  as select from {{p}}rental as r
    inner join   {{p}}charge as c on c.rental_id <> r.rental_id
{
  key r.rental_id       as rental_id,
      r.customer        as customer,
      count( * )        as charge_count,
      sum( c.amount )   as total_amount
}
group by
  r.rental_id,
  r.customer