asterix-app/src/test/resources/demo1112/rainbow/05-count-custord.aql

use dataverse demo1112;

declare type CustomerType as open {
  cid: int32, 
  name: string,
  age: int32?,
  address: AddressType?,
  lastorder: {
    oid: int32,
    total: float
  }
}

declare type AddressType as open {
  number: int32, 
  street: string,
  city: string
}


declare type OrderType as open {
  oid: int32,
  cid: int32,
  orderstatus: string,
  orderpriority: string,
  clerk: string,
  total: float
}

declare nodegroup group1 on rainbow-01, rainbow-02, rainbow-03, rainbow-04, rainbow-05;

declare dataset Customers(CustomerType) 
  partitioned by key cid on group1;
declare dataset Orders(OrderType)
  partitioned by key oid on group1;

write output to rainbow-01:"/home/onose/hyracks-rainbow/results/custorder.adm";

for $c in dataset('Customers')
for $o in dataset('Orders')
where $c.cid = $o.cid and $o.total > 70
group by $age := $c.age with $c
return {"custage": $age, "count":count($c)}