ObjectDB 2.2.7

Released on 2011-06-14 (see other available releases).

A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence. 

Changes in ObjectDB 2.2.7

• Added support of report generation using BIRT.
• Fixed a bug in query optimization of DISTINCT.
• Fixed a bug in keeping removed entity object in the L2 cache.
• Fixed orphan removal of owner entity object in bidirectional relationship.
• Fixed an "Attempt to persist a reference to a non managed instance" bug.
• Fixed internal NullPointerException (issue #331)
• Fixed internalArrayIndexOutOfBoundsException.
• Fixed a conflict with IBM J9 JVM by disabling unsafe optimization.
• Fixed a bug in applying nested eager fetch when enhancement is disabled.
• Fixed the "Annotated methods must follow the JavaBeans naming convention" exception (issue #325).

See the full change log.

ObjectDB with Maven

To use ObjectDB in a Java Maven project add the ObjectDB repositpory and dependency to the pom.xml file.

Use Java 8 or above with the javax variant and Java 17 or above with the jakarta variant.

<repositories>
			...
	<repository>
		<id>objectdb</id>
		<name>ObjectDB Repository</name>
		<url>https://m2.objectdb.com</url>
	</repository>
			...
</repositories>
			...
<dependencies>
			...
	<dependency>
		<groupId>com.objectdb</groupId>
		<artifactId>objectdb</artifactId>
		<version>2.2.7</version>
	</dependency>
			...
</dependencies>

ObjectDB Development Kit

The ObjectDB Development Kit includes:

• The ObjectDB runtime JAR (available also on Maven).
• The GUI ObjectDB Explorer.
• Sample ObjectDB databases that you can open in the Explorer.
• Command line tools for running the ObjectDB Server and the ObjectDB Enhancer.
• A sample objectdb.conf configuration file.
• Source code of the Java / Jakarta Persistence API (JPA).
• JavaDoc of the Java / Jakarta Persistence API (JPA).
• The complete ObjectDB Manual in PDF format.