@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'Sales per product in a period'
define view entity {{P}}I_SALES_REPORT
  with parameters
    p_from : abap.dats,
    p_to   : abap.dats
  as select from {{p}}sales as sale
{
  key sale.product                                                   as product,
      sum( sale.quantity )                                           as total_qty,
      sum( cast( sale.quantity as abap.dec( 15, 2 ) ) * sale.price ) as total_amount
}
where sale.sold_on >= $parameters.p_from
  and sale.sold_on <= $parameters.p_to
group by sale.product