实体类:
public class Battery { ???private Integer id;//编号 ???private Set<BatteryVoltage> voltageList =new HashSet<>();
public class BatteryVoltage { ???private Integer id;//ID ???private Integer number;//编号 ???private Double voltage; ?//电压 ???private Integer equipmentID;//
xml:
???????<set name="voltageList" inverse="true" cascade="delete"> ???????????<key column="equipmentID"/> ???????????<one-to-many class="xdemo.entity.BatteryVoltage"/> ????????</set>
hibernate 一对多单向xml配置方式
原文地址：https://www.cnblogs.com/dianfu537/p/8559133.html