a shared pool has subpools (starting with 9i) and each subpool has sub-subpools or durations (starting with 10gr2 i think). it's easy to understand why there're subpools; each subpool ** managed prett...
这个应该是j**a代码中一个类(class)的两个方法.这个类 完整应该是:public class foo{ //定义foo类的属性 private trans trans; // 获取trans 的对象 public trans gettrans() {return trans;} // 设置trans对象public void settrans(tr...