解决办法：在属性的get方法上加上一段注解标识它是临时属性，不是数据库字段就OK

@Transient

public List<Reverts> getChildList() {

return childList;

}

public void setChildList(List<Reverts> childList) {

this.childList = childList;

}

记得导入的是：import javax.persistence.Transient;