spring-orm

What is the difference between LocalContainerEntityManagerFactoryBean and LocalEntityManagerFactoryBean?

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Basically JPA specification defines two types of entity managers. They are : i) Application-Managed : Application Managed entity manager means “Entity Managers are created and managed by merely the application ( i.e. our code )” . ii) Container Managed : Container Managed entity manager means “Entity Managers are created and managed by merely the J2EE … Read more

Spring + hibernate versus Spring Data JPA: Are they different?

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Spring-data-jpa, as you’re saying, offers more that just the classical Spring-JPA integration. With JPA/Hibernate integration, you get mainly declarative transaction management using JPA/Hibernate transactions exception translation the JPA EntityManager or the Hibernate SessionFactory as injectable beans With Spring-data-jpa, you get all that, plus (among other things) interface-only repositories, using method names to infer queries automatically … Read more

Trouble using ScrollableResults-backed Stream as return type in Spring MVC

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Cleaning up. As Marko Topolnik had said here Yes, I missed this part that the holdability setting is only applied when encountering a pre-existing session. This means that my “idea” how it could be done is already the way it is done. It also means that my comment about failures doesn’t apply: you either want … Read more

Spring Hibernate – Could not obtain transaction-synchronized Session for current thread

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You must enable the transaction support (<tx:annotation-driven> or @EnableTransactionManagement) and declare the transactionManager and it should work through the SessionFactory. You must add @Transactional into your @Repository With @Transactional in your @Repository Spring is able to apply transactional support into your repository. Your Student class has no the @javax.persistence.* annotations how @Entity, I am assuming … Read more