HQL 统计查询语句

HQL 统计查询语句
1  List students  = session.createQuery( " select c.name, count(s) from Student s join s.classes c  "   +
2                       " group by c.name order by c.name " ).list();
3               for  (Iterator iter = students.iterator(); iter.hasNext();) {
4                  Object[] obj  =  (Object[])iter.next();
5                  System.out.println(obj[ 0 +   " "   +  obj[ 1 ]);
6              }

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