I'm writing a multi-threaded application in Grails and the additional threads need access to GORM/Hibernate. When they try to access GORM I get the error "org.hibernate.HibernateException: No Hiber...

I'm using an @Async annotation on a service layer method. Everything works fine when I EAGERLY load @OneToMany collection fields, but when I try to access LAZY loaded element I found that Hibernat...

I am writing a unit test to for my AbstractHibernateRepository save method. I'm using spring test runner but I get the following exception when it runs: org.hibernate.service.UnknownServiceExcepti...

I want to test hibernate session's save() method using spring testing framework. @Test method is : @Test @Transactional public void testSave() { User expected = createUser(); getGenericDao().cur...

I need to know, whether the Hibernate's session is thread safe or not. But obvious a new session is attached to every thread for execution. But my question is if in one thread I have updated some v...

I'm trying to understand better how Hibernate works... I've a problem I cannot resolve. When the application starts, it makes a query Session session = HibernateUtil.getSessionFactory().getCurre...

From the API, I could see it has something to do with proxy. But I couldn't find a lot of information on proxy and do not understand the difference between calling session.get and session.load. Cou...

I have an application with Spring and Hibernate3 running well in production. Following is the config for session factory in Spring's applicationContext.xml <bean id="sessionFactory" class="or...

I have a Spring 3.2 application that uses Hibernate 4 and Spring Transactions. All the methods were working great and I could access correctly the database to save or retrieve entities. Then, I in...

I am aware of the fact that Session is first level cache used by Hibernate, and once we retrieve an entity from the session, the subsequent get calls for the same entity with same identifier is fet...