Hibernate
关注
分享
扫一扫
spaceman
正努力向IT行业 一步一步前进着。
展开
-
id to load is required for loading
今天遇到了id to load is required for loading 异常。比如：entity.getCar().getModelId()的获取的值我null的话 如果直接执行modelDAO.getModel(entity.getCar().getModelId());的话会报id to load is required for loading异常。我做了如下的处理： M...2010-09-19 17:15:00 · 479 阅读 · 0 评论 -
org.hibernate.QueryParameterException: could not locate named...
org.hibernate.QueryParameterException: could not locate named...其实之前也遇到过这样的问题:我遇到的是空格：HIbernate查询语句的问题。例如：String hql = "select m.card_no,cu.name,m.enter_date,m.member_id from member as m ,car as...2010-10-09 20:33:00 · 866 阅读 · 0 评论 -
Erroring: batchId[4] message[java.lang.NullPointerException
最近遇到的一个错误：写下来.2010-10-10 15:15:05,640 - org.directwebremoting.dwrp.BaseCallMarshaller - --Erroring: batchId[4] message[java.lang.NullPointerException]注意后的NullPointerException即是空指针的意思，说明了某个字段为null报...2010-10-10 16:42:00 · 1131 阅读 · 0 评论 -
Hibernate 异常 Repeated column in mapping for entity (转)
1、org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Initialization of bea...2011-03-20 20:51:00 · 193 阅读 · 0 评论