gistfile1.java

SQLQuery<Quote> priceQuery = new SQLQuery<Quote>("region = ?").setProjections("price").setParameter(1, "new-york");
GSIterator priceIterator = gigaSpace.iterator().addTemplate(priceQuery).create();
int count = 0;
double priceSum = 0;
for(Quote quote : priceIterator){
  count++;
  priceSum += quote.getPrice();
}
//Calculate region of quotes average price.
double average = priceSum / count;