【单选题】下程序代码对 Stu 的 name 属性修改了两次 tx=session.beginTransaction(); Stu stu =(Stu)session.load(Stu.class,new Long(1)); Stu.setName(“Tom”); Stu.setName(“Mike”) ; tx.commit(); 执行以上程序,Hibernate 需要向数据库提交几条 update 语句...
【简答题】完型填空Climate change is one of the most fundamental challenges ever to confront humanity. Its impacts are already showing and will intensify over time ___1___ left unchecked. There is overwhelming scien...