Hibernate Fundamentals

Course: JAVA401

Duration: 2 Days

Level: II

Course Summary

This course develops skills in using the Object/Relational Mapping tool Hibernate. The course uses the latest release version of Hibernate, 3.2, which is directly related to the new EJB 3.0 version defined in Java EE 5.0.

By the end of the course, students will be prepared to set-up and use Hibernate as the persistence mechanism in Java applications.

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Topics Covered In This Course

Introduction to Hibernate

The Object/Relational Mapping Problem
JDBC
Hibernate Alternative
Hibernate Architecture and API

Configuring Hibernate

The Hibernate Distribution
Required Libraries
Configuration Files
hibernate.properties
hibernate.cfg.xml
Programmatic Configuration

Hibernate Persistence

The SessionFactory Interface
Object States
The Session Interface
Transactions
Session Duration
The Data Access Object Pattern

Object/Relational Mapping

O/R Mapping Issues
The Mapping Vocabulary
Primary Keys and Identity
ID Generators
Mapping Associations
Unidirectional and Bidirectional Associations
Managing Cardinality
Strategies for Mapping Inheritance

The Criteria Query API

Criteria Queries
The Criteria Interface
Using Restrictions
Windowing Results
Sorting
Traversing Associations
Projections and Aggregates
Grouping
Query By Example (QBE)

Hibernate Query Language

Building HQL Queries
The Select Clause
The Where Clause
Named and Entity Parameters
Associations and Aggregates
Bulk Updates and Deletes
Named Queries
Using Native SQL

What You Can Expect

• Configure Hibernate using both properties files and XML documents.

• Create mapping documents for Java classes.

• Define object relationships and build mapping documents to model them.

• Use components to model composition relationships in the object model.

• Work with one-to-one, many-to-one, and many-to-many relationships.

• Evaluate the different approaches to modeling inheritance and polymorphism in database schema.

• Build Java applications that use Hibernate to create, retrieve, update, and delete objects.

• Use Hibernate's Criteria Query API to do searches and Query By Example.

• Work with Hibernate Query Language (HQL) to generate object-based SQL.

• Understand Hibernate sessions and transactions and their impact on performance.

Recommended Prerequisites

• Intermediate knowledge of Java programming

• Some familiarity with SQL, relational databases, and the Java Database

• Connectivity (JDBC) interfaces will be used

Training Style

Hands-on, Instructor-Led

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Related Courses

Code	Course Title	Duration	Level
JAVA101	Java Development for Mainframe Programmers	5 Days	I	Details
JPA1	Developing Applications with Java Persistence API (JPA)	3 Days	II	Details
SPRHIBD	Spring and Hibernate Development	5 Days	II	Details

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You can also buy "Verhoef Vouchers" to get a discounted rate for a single student in any of our public or web-based classes. Contact your account manager or our sales office for details.

Schedule For This Course
There are currently no public sessions scheduled for this course. We can schedule a private class for your organization just a couple of weeks from now. Or we can let you know the next time we do schedule a public session.

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