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manual

JPA Entity Fields

Explains how to define and use primary keys in JPA, including composite and embedded primary keys. Fields of persistable user defined classes (entity classes, embeddable classes and mapped superclasses) can be classified into the following five groups: Transient fields Persistent fields Inverse (Mapped By ...

 
issue

Enhancer API (JDO 3.0)

One of the new features of JDO 3 is a standard API for enhancement. JDO implementations, including ObjectDB, define their own API for enhancement     JDO Feature Version: Priority: Low Status: Active Replies: 0 Type:  JDO Feature ...

 
issue

Embedded Database Replication

As we all know, embedded databases out perform server databases on every occasion. The problem with embedded databases is that theyre difficult to scale. If I were to create an entire enterprise web application within a single jar file using embedded tomcat and embedded objectdb I would run into problems trying to cluster the data. It would be really useful if some kind of new external replicator application was created that can be used by server administrators to ensure replication is optimal and healthy. Feature Request Version: 2.6.1 Priority: Normal Status: Active Replies: 0 Type:  Feature Request ...

 
forum_thread

adding tutorial videos to youtube

Hello , it will be good for you to add video tutorials for objectdb and explorer on youtube. #1 2013-02-02 22:45 Hello , it will be good for you to add video tutorials for objectdb and explorer on youtube. ...

 
api-jpa

Table.schema

(Optional) The schema of the table.(Annotation Element of javax.persistence.Table)

 
forum_thread

ObjectDB version 2.2 has been released

ObjectDB 2.2 has been released and it includes important additions and fixes: #1 2011-04-03 09:11 ObjectDB 2.2 has been released and it includes important additions and fixes: Added full support o ...

 
api-jdo

javax.jdo.JDOUserException

This class represents user errors that can possibly be retried.(Exception of JDO)

 
api-jdo

setUserObject(o)

The application can manage the PersistenceManager instances more easily by having an application object associated with each PersistenceManager instance.(Method of javax.jdo.PersistenceManager)

 
api-jdo

setFloatField(pc, field, currentValue, newValue)

Mark the field as modified by the user.(Method of javax.jdo.spi.StateManager)

 
api-jdo

setBooleanField(pc, field, currentValue, newValue)

Mark the field as modified by the user.(Method of javax.jdo.spi.StateManager)