Hibernate数据关联

数据完整性约束 ,[object Object],[object Object],[object Object],[object Object],[object Object]

设定主键 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

设定外键 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hibernate 数据关联 ,[object Object]

关联关系 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

一对一主键关联 ,[object Object],[object Object]

重要属性说明 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

User 映射文件唯一外键一对一关联是多对一关联的特例，所以此处配置使用 many-to-one

实体类变动 ,[object Object]

双向的一对一 ,[object Object],[object Object],[object Object]

单向一对多配置关联关系中 Inverse=“false” 的为主控方，由主控方负责维护关联关系

双向一对多配置 User.hbm.xml 修改

Hibernate数据关联

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Hibernate数据关联