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Hibernate Tutorial For Beginners with Examples

1. Introduction Hibernate is a high performance Object/Relational mapping (ORM) framework completely used in Java. Hibernate also provides query service along with persistence. This gives developers a way to map the object structures in Java classes to relational database tables. ORM framework eases to store the data from object instances into persistence data store and load that data back into ...

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Hibernate Configuration File Tutorial

In this example, we will show how to configure hibernate. Hibernate requires to know in advance where to find all the mapping information related to java classes and database tables. There are some other database related settings that hibernate needs which are provided through configuration file. These configuration settings can be provided programmatically OR through a configuration file called hibernate.cfg.xml ...

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Generating Database Objects from Hibernate Entities

In the usual scenario, developers will tend to create database objects first before the entities. This is called bottom to top approach. You start with creating your bottom (database) and create all the way up to the top (java). It’s beneficial of course, since you usually plan the data flow before you even create the services so that you can ...

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Hibernate JPA DAO Example

This is an example of how to create Data Access Objects (DAOs), making use of the Hibernate implementation for the Java Persistence API (JPA) specification. Hibernate is an object-relational mapping library for Java, that provides a framework for mapping an object-oriented domain model to a traditional relational database. When an application interacts with a database, it is common pattern to ...

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Hibernate Annotations Example

This is an example of how to make use of Hibernate annotations when interacting with a database. Hibernate is an object-relational mapping library for Java, that provides a framework for mapping an object-oriented domain model to a traditional relational database. It is also an implementation of the Java Persistence API (JPA) specification. Hibernate provides an easy way to configure how ...

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Hibernate validator example

This is an example of how to make use of Hibernate validator API. Hibernate validator can be used to validate data, which is a very important issue in every layer of an application. For example, validating is important when submitting HTML forms. Hibernate validator framework provides many annotations, that can be used to validate input fields of a form against ...

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Eclipse Hibernate Tools plugin Tutorial

In this example, we will learn to install the Hibernate tools plugin for eclipse. Further, we will look at the features available through the plugin, which ease development using hibernate ORM within eclipse. Hibernate is an object-relational mapping library for the Java language, providing a framework for mapping an object-oriented domain model to a traditional relational database. Hibernate eases object-relational ...

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Spring Hibernate Integration Example – Mysql and Maven Showcase

In this tutorial we shall show you how to create a simple Spring Hibernate MySql example. The Spring Framework supports integration with Hibernate for resource management, data access object (DAO) implementations and transaction strategies. Here we are using a simple Entity class that is mapped to a database table and we implement the basic CRUD (create- retrieve- update- delete) functionality ...

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Add Restrictions to the Criteria object in Hibernate

In this example we shall show you how to add restrictions to the Criteria object in Hibernate. In Hibernate, Criteria is a simplified API for retrieving entities by composing Criterion objects. This is a very convenient approach for functionality like “search” screens where there is a variable number of conditions to be placed upon the result set. The Session is ...

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Select list of objects in Hibernate with Restrictions

With this example we are going to demonstrate how to select a list of objects in Hibernate using Restrictions. In short, to select a list of objects in Hibernate using Restrictions we have set the example below: Employee class is the class whose objects will be inserted to the database. In SelectListOfObjectsInHibernateWithRestrictions we use the Hibernate API to make the ...

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