ObjectDB 2.7.6

Released on 2018-09-17 (see other available releases).

Note: A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence agreement. 
 

Changes in ObjectDB 2.7.6:

• Added support of an option to disable broken reference cleaning in the Doctor (feature request #2341).
• Added support of cascading delete using JDO (feature request #2329).
• Added logging for "Failed to read from file" error (issue #2322).
• Added an option for eager background purge of weak references (issue #2302).
• Added support of filtering mapped-by (inverse) relationship results using a constraint.
• Changed to-one mapped-by (inverse) relationship with multiple matching to always take the first.
• Changed query optimisation to prefer set retrieval during query execution.
• Improved eager fetch mechanism to avoid unnecessary repeated operations.
• Improved performance of reflection mode (no enhancement) by minimising  tracking backups.
• Improved concurrency by using lock free Synchronization (issue #2327).
• Fixed a regression optimistic lock exception bug (due to fix of issue #2280).
• Fixed a regression bug on remove and persist of an object in the same transaction (issue #2027).
• Fixed a bug in UPDATE queries that modify more than 10000 objects (issue #2355).
• Fixed a NullPointerException (issue #2302, post 43).

See the full change log.
 

ObjectDB with Maven

To use ObjectDB in your Java Maven project merge the following repositpory and dependency into your pom.xml file:

    <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>2.7.6</version>
        </dependency>
            ...
    </dependencies>

ObjectDB 2.7.6 Maven files:

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.
• Tutorial projects in Maven format for opening and running in your favourite IDE.
• A sample objectdb.conf configuration file.
• Source code of the JPA and JDO APIs.
• JavaDoc of the JPA and JDO APIs.
• The complete ObjectDB Manual in PDF format.