ObjectDB 2.7.2

Released on 2017-10-09 (see other available releases).

A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence. 

Changes in ObjectDB 2.7.2

• Added initial support for Java 9.
• Attempt to fix (currently a workaround) and log the nested section key bug (issue #2127).
• Fixed a bug in queries of the form "SELECT o FROM ... WHERE o == :arg"
• Fixed a bug in displaying inverse (mapped by) relations in the Explorer.
• Fixed a bug in reusing database space after removing an index.
• Improved error message on attempt to enhance a class in a jar file in place.
• Fixed a ClassCastException in query selection of embedded object and array fields.
• Fixed an InternalException on some JDO delete queries.
• Fixed a bug in processing a new index definition to a new defined embeddable class.
• Fixed a possible collision of using multiple servers with a shared temp directory.
• Fixed an error message in processing an invalid index.
• Fixed index definitions change exception.
• Fixed reflection mode issues (issue #2086, issue #2087).
• Fixed an Explorer bug in adding objects to collections (issue #2078).
• Fixed a Doctor error message on mismatching index entries.
• Improved using em.find with mismatching (but convertible) key type.
• Added an option for possibly improved concurrent database file access.
• Added automatic logging of query details on internal errors.
• Added configuration path writing to log on database opening.

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>2.7.2</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.