@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'Play statistics'
define view entity {{P}}I_PLAY_STATS
  as select from {{p}}play as play
    left outer join   {{p}}perf as perf on perf.play_id = play.play_id
{
  key play.play_id              as play_id,
      play.title                as title,
      count( * )                as performance_count,
      sum( perf.tickets_sold )  as total_tickets,
      sum( perf.revenue )       as total_revenue
}
group by
  play.play_id,
  play.title