https://www.cnblogs.com/zhaocundang/p/9211270.html hibernate 双向1对多 出现问题 外键解析错误! log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment). log4j:WARN Please initialize the log4j system properly. 1 Exception in thread "main&quo…

SSH框架出现了下面的错误: nested exception is org.hibernate.QueryException: could not resolve property 检查了hbm.xml文件无误,后来才发现是查询语句的属性名大小写搞错了.…

org.hibernate.QueryException: could not resolve property HibernateSQLXML  org.hibernate.QueryException: could not resolve property: name of: com.dhsj.stu.entity.Admin 本错误是在action中做查询的时候出错的代码如下: Restrictions.eq("name", admin.getUsername()) 将"…

今天在做一个功能的时候 遇到了.一个Could not resolve property 的问题. 配置文件如下: <many-to-one name="user"  class="Users" column="StudentExam_user_fid" cascade="all" ></many-to-one> 查询代码: Criteria crt = session.createCriteria(S…

Hibernate: select count(*) as y0_ from test.course this_ org.hibernate.QueryException: could not resolve property: address of: com.example.domain.Course at org.hibernate.persister.entity.AbstractPropertyMapping.propertyException(AbstractPropertyMappi…

could not resolve property不能解析属性问题, 刚开始把hql语句中的"from User user where user.user_name = '"+user.getusername()+"'";中的user.user_name写了数据库的命名user_name 而其实他应该是entity实体类中的user.username…

could not resolve property(无法解析属性) 顾名思义在写hql语句的时候,属性写错了! 请检查大小写,是实体类的,不是数据库表的! 一个一个检查,仔细看!…

正确写法: @Override @SuppressWarnings("unchecked") public List<Device> queryOSDevice(String cpu){ String sql = null; if(cpu.equals("os_xp")){ sql = "from "+this.clazz.getName()+" this WHERE this.os.id = (select id from…

could not resolve property(无法解析属性) 顾名思义在写hql语句的时候,属性写错了! 请检查大小写,是实体类的,不是数据库表的! 一个一个检查,仔细看!…

查询的时候有个属性跟表里的字段不符合,没有完全匹配上.…