@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'Sales items by region and size class'
define view entity {{P}}I_SALES_CLASS
  as select from {{p}}sale
{
  key region                                                             as region,
      count( * )                                                         as item_count,
      sum( case when amount < 101 then 1 else 0 end )                    as small_count,
      sum( case when amount >= 100 and amount < 1000 then 1 else 0 end ) as medium_count,
      sum( case when amount >= 1000 then 1 else 0 end )                  as large_count,
      sum( amount )                                                      as total_amount
}
where status <> 'X'
group by region