jastar的专栏

 SQL(MY SQL):create table tgroup (  group_id int not null auto_increment,  name varchar(16) not null default ,  primary key  (group_id)) type=innodb;create table trole (  role_id int not null au

在hibernate 删除关联时会出现eleted object would be re-saved by cascade (remove deleted object from associations)的异常，结合别人的和自己的经验通常有三种解决的方案：方法1 删除Set方的cascade：方法2 解决关联关系后，再删除     onside.getManys().remove(t