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6

disabling JDO in objectdb embedded mode

) persistable classes can be defined and configured in external XML files in addition to annotations. Therefore, ObjectDB must check if such XML files exist. Checking if the file exist should not throw
6

Embedded in JDO metadata not working in objectDB 2.x ?

Hi, I am using JDO access to the database with the persistence defined in package.jdo XML metadata files. In those metadata files I have few persistence-capable classes which had extents in ObjectDB ... is ignoring the "embedded=true" attribute in the package.jdo XML ? If yes, how to handle this ? 3
6

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

exceptions that indicate that ObjectDB is not found. Looking at the pom.xml file, it seems that ObjectDB ... ). Anyway, just add it in pom.xml. I look forward for news after you reproduce the problem
6

OutofMemory error with Object DB 2.0

of 1024MB, I get this error. The application reads xml file of around 1GB and creates a new odb file ... records (reads from xml and persists to odb) The PersistenceManager is only closed at the end
6

Problems with Tutorials » JPA Web App (Tomcat) » NetBeans JPA Web App

I made all the tutorial about the GuestBook but at the end, though it build correctly, when trying to run it, I got: C:\...\NetBeansProjects\JavaWebAppODB\nbproject\build-impl.xml:686: The module ... output? What is the target on build-impl.xml:686 ? That might be a big hint as to where the build is failing. Regards, Erick erick.rosas Erick
6

Is there an update on running ObjectDB purely in-memory?

"); After running program it gives Exception: org.xml.sax.SAXParseException; lineNumber: 22 ... . ..................................... ...................................... com.objectdb.o.UserException: Failed to validate xml file D:\ObjectDB\objectdb-2.7.3_06
6

Problem of Enhancer with JAXB / Proxified Entity Bean.

        ...         at com.sun.xml.bind.v2.runtime.JAXBContextImpl.getOrCreate(JAXBContextImpl.java:515) I ... for JAXB, just add on JVM launch : -Dcom.sun.xml.bind.v2.bytecode.ClassTailor.noOptimize=true
1

JDO PersistenceManager.getSequence() returns null sometimes

sequence strategy): <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE jdo PUBLIC "-//Sun Microsystems ... cannot be assigned to packages, but usually annotations should behave similarly to the XML metadata
1

Dynamic Metadata (JDO 3.0)

JDO 3 introduces the ability to specify and query metadata of persistable types dynamically. ObjectDB 2 supports specifying metadata by: JPA XML Mapping Metadata JPA Annotations JDO XML Metadata (e.g. package.jdo) JDO Annotations All these methods are static, i.e. the metadata has to be provided
1

ObjectDB 2.6.0

Added support of JPA 2.1 persistence.xml and orm.xml formats. Added implementation of equals to JPA Metamodel attributes. Fixed ObjectDB OSGi bundle to support enhanced classes. Fixed handling class loader switch (avoiding automatic database close and reopen). Fixed a NullPointerException

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.

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