ObjectDB 2.2.9

Released on 2011-08-10 (see other available releases).

A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence. 

Changes in ObjectDB 2.2.9

• Added new configuration to enable / disable auto serialization of non persistable types (now disabled by default).
• Added support of date methods (YEAR, MONTH, DAY, HOUR, MINUTE, SECOND).
• Added support of bypassing no arg constructors of entity classes.
• Added support of using persistent array fields with parameterized type.
• Added error on using transient fields (or properties) in queries.
• Added type information to enhancement exceptions.
• Improved support of non standard database file suffixes.
• Changed fetch of collection elements.
• Fixed a bug in query plans that use an inherited index.
• Fixed an ArrayIndexOutOfBoundsException bug in using nested embedded objects. (issue #415).
• Fixed a JMX Remote - ObjectDB Enhancer Agent conflict.
• Fixed a ClassCastException bug in complex JOIN queries.
• Fixed a NullPointerException in querying an empty database.
• Fixed a online backup file lock problem.
• Fixed a bug in managing a new entity after an attempt to find it in the database.
• Fixed a bug in using LIKE in AND/OR in criteria queries.
• Fixed a bug in AND/OR grouping in criteria queries.
• Fixed a "Failed to write the value of field property" bug.
• Fixed a NullPointerException bug in query execution.
• Fixed a bug in using non managed non enhanced entity objects as parameters or in criteria queries (issue #369).
• Fixed a bug in using primary key in results of a JOIN query.
• Fixed a recursive @PreUpdate call bug (when the callback updates the entity).

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>2.2.9</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.