Hibernate

URL: https://www.progressiverobot.com/jpa-entitymanager-hibernate/ JPA EntityManager is at the core of Java Persistence API. [Hibernate](/community/tutorials/hibernate-tutorial) is the most widely used JPA implementation. JPA EntityManager One of the most important aspect of a program is connection with database. Database connection and transaction with database is considered as most expensive transaction. ORM is a very important tool in this […]

I was following Hibernate Official Documentation to create a basic hibernate application with version 4.3.5.Final. When I executed the application, I got hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set even though all the configuration seemed fine to me. HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set It took […]

Welcome to the Hibernate Second Level Cache Example Tutorial. Today we will look into Hibernate EHCache that is the most popular Hibernate Second Level Cache provider. Hibernate Second Level Cache  One of the major benefit of using Hibernate in large application is it's support […]

Welcome to Hibernate Caching – First Level Cache Example Tutorial. Recently we looked into [Hibernate architecture](/community/tutorials/hibernate-tutorial-for-beginners "Hibernate Tutorial For Beginners using XML, Annotations and Property Configurations"), [hibernate mapping](/community/tutorials/hibernate-many-to-many-mapping-join-tables "Hibernate Many To Many Mapping Join Tables Annotation and XML Configuration Example") and how to use [HQL](/community/tutorials/hibernate-query-language-hql-example-tutorial "Hibernate Query Language (HQL) Example Tutorial") for firing SQL queries […]

Welcome to the Hibernate Criteria Example Tutorial. Today we will look into Criteria in Hibernate. Hibernate Criteria  Most of the times, we use HQL for querying the database and getting the results. HQL is not preferred way for updating or deleting […]

URL: https://www.progressiverobot.com/jpa-hibernate-annotations/ JPA annotations are used in mapping java objects to the database tables, columns etc. Hibernate is the most popular implement of JPA specification and provides some additional annotations. Today we will look into JPA annotations as well as Hibernate annotations with brief code snippets. JPA Annotations – Hibernate Annotations !JPA Annotations, Hibernate Annotations […]

Today we will look into Hibernate Many to Many Mapping using XML and annotation configurations. Earlier we looked how to implement [One To One](/community/tutorials/hibernate-one-to-one-mapping-example-annotation "Hibernate One to One Mapping") and [One To Many mapping](/community/tutorials/hibernate-one-to-many-mapping-annotation "Hibernate One To Many Mapping") in Hibernate. Hibernate Many to Many Many-to-Many mapping is usually implemented in database using a Join […]

Hibernate SessionFactory is the factory class through which we get sessions and perform database operations. Hibernate SessionFactory  Hibernate SessionFactory provides three methods through which we can get Session object – getCurrentSession(), openSession() and openStatelessSession(). Hibernate SessionFactory getCurrentSession Hibernate SessionFactory getCurrentSession() method returns the session bound to the context. But for this to work, […]