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JDO Doc
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Key.deleteAction

Annotation Element javax.jdo.annotations.Key ForeignKeyAction deleteAction Delete action to apply to the foreign key for the key. Returns: delete action to apply to the foreign key for the key Default value: javax.jdo.annotations.ForeignKeyAction.UNSPECIFIED Since: JDO 2.1
JDO Doc
1

Key.dependent

Annotation Element javax.jdo.annotations.Key String dependent Whether the key is dependent on the owner (and will be deleted when the owner is deleted). Returns: whether the key is dependent on the owner Default value: "" Since: JDO 2.1
JDO Doc
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Persistent.dependent

Annotation Element javax.jdo.annotations.Persistent String dependent Whether related object(s) of this member are dependent and so deleted when this object is deleted. Returns: whether the related object(s) of this member are dependent Default value: "" Since: JDO 2.1
JDO Doc
1

preDelete(event)

Method javax.jdo.listener.DeleteLifecycleListener void preDelete(   InstanceLifecycleEvent event ) Invoked whenever a persistent instance is deleted, for example during javax.jdo.PersistenceManager ... the instance callback DeleteCallback.jdoPreDelete. Parameters: event - the delete event. Since: JDO 2.0
JDO Doc
1

Value.deleteAction

Annotation Element javax.jdo.annotations.Value ForeignKeyAction deleteAction Delete action to apply to any foreign key for the value. Returns: delete action to apply to any foreign key for the value Default value: javax.jdo.annotations.ForeignKeyAction.UNSPECIFIED Since: JDO 2.1
JDO Doc
1

Value.dependent

Annotation Element javax.jdo.annotations.Value String dependent Whether the value is dependent on the owner (and will be deleted when the owner is deleted). Returns: whether the value is dependent on the owner Default value: "" Since: JDO 2.1
Issue
1

Removing of an entity removes also another entity type

. All ResolverMapping entities are removed by a query (DELETE FROM ...), afterwards ResolverMapping entities ... a query (DELETE FROM ...) then it performs. The data is not lost. This workaround prevent ... . Please note that mixing direct DELETE / UPDATE database queries with EntityManager's operations is known as
Issue
1

GC Memory

.java:553) at com.objectdb.o.QRM.Vb(QRM.java:286) I am doing a bulk load for customer data ... flush. So bulk load of data into the database should be done in smaller transaction (with begin
Forum
1

Date field Index is corrupted due to time change

Hi, can you shed some light on why we cannot delete data from the attached DB file. A delete ... that you got on an attempt to delete objects could happen with other operations as well. The common ... ).   The delete query we run is: DELETE FROM RecordingMetaData The exception is the same
Forum
1

Performance and memory usage of queries

requires so much memory. In the implementation of our UnitTests we have used "DELETE FROM Object" to delete ... .setFlushMode(FlushModeType.AUTO);   em.getTransaction().begin();   Query q = em.createQuery("DELETE ... had an issue several times with deleting many object at once. I didn't have time to report it, but I