Fast Object Database for Java - with JPA/JDO support

ObjectDB 2.6.7

Released on 2016-03-04 (see other available releases).

Note: A newer version is available.

Use of ObjectDB is subject to the ObjectDB Licence agreement

Changes in ObjectDB 2.6.7:

  • Added an option to write javaagent enhanced classes to file (for diagnosis).
  • Extended temporary files support to update queries (issue #1658).
  • Improved performance of handling multi activations configuration.
  • Fixed a synchronization bug in using temporary files in large transactions.
  • Fixed a bug in using @TableGenerator / GenerationType.TABLE.
  • Fixed handling classes with no persistent fields in new automatic activation of indexes.
  • Fixed a regression bug due to changing references to weak in 2.6.4_04 (issue #1658).
  • Fixed a bug in enhancing an entity class with static reference to Log4j.
  • Fixed a bug in loading TreeSet and TreeMap fields.
  • Fixed Explorer to show error message on non existing referenced objects.
  • Fixed a bug in stopping an ObjectDB Server in SSL mode from another process (issue #1804).

See the full change log.

ObjectDB with Maven

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

            <name>ObjectDB Repository</name>


ObjectDB 2.6.7 Maven files:

objectdb-2.6.7.jar objectdb-2.6.7.jar.md5 objectdb-2.6.7.jar.sha1
objectdb-2.6.7.pom objectdb-2.6.7.pom.md5 objectdb-2.6.7.pom.sha1


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.

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?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support