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Object DB vs EclipseLink/TopLink: Unloaded relationships in detached entities

bean is released. 3. Use a FETCH JOIN as described here: Detach JPA objects with lazy initialized ... Tom Ware at http://dev.eclipse.org/mhonarc/lists/eclipselink-users/msg05258.html: Detached Objects ... how to load the entities of the lazy loading association from the database, when it needs it (without any

Object belongs to another EntityManager - ERROR

a record in database [ObjectDB 2.4.6_13] javax.persistence.RollbackException 10:29:14,880 ERROR [stderr] (http-- Failed to commit transaction: Object 'pbdmodel.impl.OrgJedinicaImpl ... .UserException: Object 'pbdmodel.impl.OrgJedinicaImpl#8' belongs to another EntityManager 10:29:15,072

Shrinking Database Files

context to propose an answer.) CBE CBE ObjectDB reuses space of deleted objects but the database ... never shrinks when large number of objects are deleted and the only way to reclaim that space would be with Database Doctor. Is there a way to reclaim database file space? Is it worth trying to reclaim

Executing JUnit "all tests" throws "Object ... belongs to another EntityManager" Exception

Good day! I wrote some JUnit tests that create separate objectdb databases and exercise ... ," one fails consistently with the message: com.objectdb.o._JdoUserException: Object 'actr.model.Symbol ... more than one PersistenceManager, and somehow objects from different PersistenceManager instances get mixed, which is forbidden

Is it ok to put list or map of embeddable objects in entity ?

Hi, Is it ok to put list or map of embeddable objects in entity? I mean, for example : @Entity ... >()) on an entity that had some Class_B instances in bList? Will they be deleted correctly from database ... not found". I found an option to put a classpath for persistence objects and metadata, where I

how to persist an object twice into two diff. collections of two diff. classes

ok my problem, i persist a Squad Object into a Cup Object at the beginning, after i have to create and persist a competition object in which i have to put some of the already created/persisted squads ... ) at ch.hsr.gymtastic.technicalServices.database.DBConnection.commit(DBConnection.java:46

Attempt to refresh a non managed entity object (error 635)

.IllegalArgumentException Attempt to refresh a non managed entity object (error 635) Nothing changed in my code ... with Intellij's JPA database explorer, which required me to use a JPA persistence.xml configuration file ... ) on a non managed entity object, i.e. a new entity object that has not been persisted yet, or

Object Relations Error after Schema Change

everything works well for awhile, until a user that still has the old version of the class accesses the database ... ) to migrate data from one ObjectDB database to another ObjectDB database, we think starting with a new ... advance. Regards. peric.emil Emil Perić Could you please check the database with the ObjectDB Doctor

Database corrupted after schema change

HashMap<String, Object> attributes; } public abstract class BDO implements BDOInterface ... interface DCG extends C { ... } After this change the app starts, it only reads the objects ... that the values of the fields are shifted, so in one database TC.tableID contains the value of BDO

JPA Composite Key make Object Db throws "Unexpected exception (Error 990)"

Hello Object Db community :) I am using this wonderful library and I caught a strange exception ... are compliant with the object Db Documentation: http://www.objectdb.com/java/jpa/entity/id Unfortunately, while merging the entity, object db is throwing the following Exception : [ObjectDB 2.4.0

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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