hibernate关联详解

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1、1、一对一单向主键关联（很少用到）t_idCardidcardNo11111111111111111122222222222222222t_personidname1张三2李四Person.java类关系：publicclassPerson{privateintid;privateStringname;privateIdCardidCard;publicintgetId(){returnid;}publicvoidsetId(intid){this.id=id;}publicStringgetName(){returnname;}publicvoidsetName(Stringnam

2、e){this.name=name;}publicIdCardgetIdCard(){returnidCard;}publicvoidsetIdCard(IdCardidCard){this.idCard=idCard;}}packagecom.bjpowernode.hibernate;publicclassIdCard{privateintid;privateStringcardNo;publicintgetId(){returnid;}publicvoidsetId(intid){this.id=id;}publicStringgetCardNo(){returncardNo;

3、}publicvoidsetCardNo(StringcardNo){this.cardNo=cardNo;}}映射文件关联：Person.hbm.xml

4、table="t_person">idCard---------------------------------------------------------------------------------------------------------IdCard.hbm.xml

6、/HibernateMappingDTD3.0//EN""http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">1、一对一双向主键关联（用的也不多）t_idCardidc

7、ardNo11111111111111111122222222222222222t_personidname1张三2李四Person.java类关系：publicclassPerson{privateintid;privateStringname;privateIdCardidCard;publicintgetId(){returnid;}publicvoidsetId(intid){this.id=id;}publicStringgetName(){re