摘要: 一对多、多对一 Country类 @Entity @Table(name = "Country") public class Country { @Id //sequence identity @GeneratedValue(strategy = GenerationType.IDENTITY) p 阅读全文
posted @ 2019-12-07 18:43 慕容子月 阅读(502) 评论(0) 推荐(0) 编辑