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Is ObjectDB better than competing object databases?

community, forums, IDEs support, tools, books, tutorials and sample code. ObjectDB is also unique in

JPA / JDO Class Enhancer

ObjectDB Enhancer is a post compilation tool that improves performance by modifying the byte code of compiled classes after compilation. Enhancement is mainly for user-defined persistable classes (entity classes, embeddable classes and mapped superclasses), and is usually optional

What is the Java Persistence API (JPA)?

are Object Relational Mapping (ORM) tools. The mapping bridges between the data representation in

What are the main benefits of using ObjectDB?

JPQL (JPA Query Language) and JDOQL (JDO Query Language) queries directly, where ORM tools first

Is ObjectDB better than Object Relational Mapping (ORM)?

As noted above, using ObjectDB instead of a relational database and ORM combination is easier and leads to better performance. ORM tools, however, are very useful where the use of a relational database is mandatory (e.g. as a result of a customer request or when a new application is developed

What's next?

describing some tools and settings that are specific to ObjectDB:

ObjectDB 2.8 Developer's Guide

ObjectDB Tools: the Explorer, the Enhancer, the Doctor, etc. Describes the ObjectDB configuration

Step 2: Create a Project and a Report

To use BIRT we need to create a BIRT Report project in Eclipse: Open the [New Project] dialog box, e.g. by using File > New > Project... Select Business Intelligence and Reporting Tools > Report Project and click Next: Enter a project name and click Finish: Now we can create a first report in

[ODB1] Chapter 2 - A Quick Tour

, and a special tool, the JDO enhancer, adds the implementation automatically. The Person Persistent Class

[ODB1] Chapter 3 - Persistent Classes

tool that modifies the byte code of compiled classes. Classes to be enhanced must be located in

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

Need Help?

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