About contains

api-jdo

javax.jdo.PersistenceManager

PersistenceManager is the primary interface for JDO-aware application components.(Interface of JDO)

 
manual

JPA Primary Key

Explains how to define and use primary keys in JPA, including composite and embedded primary keys.... fields are defined in an embeddable class . The entity contains a single primary key field that is annotated with @EmbeddedId ... class. See JavaDoc Reference Page... and contains an instance of that embeddable class. When using this form a separate ...

 
manual

JPA Persistence Unit

Explains how to define a JPA persistence unit in the persistence.xml file.... files as well as annotated classes in the JAR that contains the persistence.xml file (if it is packed) are registered ... registers classes under the classpath root directory that contains the META-INF/persistence.xml file. Other classes have to be ...

 
forum_thread

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

This topic is for those considering migrating from EclipseLink JPA or TopLink to ObjectDB JPA. #1 2011-06-03 20:30 This topic is for those considering migrating from EclipseLink JPA or TopLink to ObjectDB JPA. This conce ...

 
manual

[ODB1] Chapter 3 - Persistent Classes

Explains what a persistence capable class is and which types are supported by JDO.... as persistence capable classes . This chapter contains the following sections: 3.1  Persistent Classes ... refer to an unsupported collection, or a collection that contains objects of non persistent types, at storage time. As an extension ...

 
forum_thread

How force always recreate database on redeployment.

Is there some easy way to force recreation/deletion of the current database on deployment of a web application (to Glassfish). My web application uses a @Singleton @Startup bean to create and persist a test model each run. I keep getting models on top of each other on rerunning my web application. Currently, to avoid multiple models in the database, I have to undeploy from Glassfish, stop the server, delete the database file, re-start the objectdb server, re-run the web app, which is tedious. #1 2012-03-03 09:32 Is there some easy way to force recreation/deletion of the current database on deployment of a web application (t ...

 
release

2.6.3

Release date: 2015-06-23 Download (5.51 MB) Binary:  objectdb-2.6.3.zip You should start by following a  tutorial or reading the ...

 
doc

java.lang.RuntimeException

(Exception of java.langException RuntimeException)

 
api-jpa

javax.persistence.LockModeType

Lock modes can be specified by means of passing a LockModeType argument to one of the javax.persistence.EntityManager methods that take locks (lock, find, or refresh) or to the Query.setLockMode() or TypedQuery.setLockMode() method.(Enum of JPA)

 
release

2.6.4

Release date: 2015-10-13 Download (5.52 MB) Binary:  objectdb-2.6.4.zip You should start by following a  tutorial or reading the ...