About addition

forum_thread

Regards all!! CriteriaBuilder createCriteriaUpdate are not executing. CriteriaUpdate<Order> criteriaUpdate = cb.createCriteriaUpdate(Order.class); java.lang.UnsupportedOperationException at com.objectdb.jpa.criteria.CriteriaBuilderImpl.createCriteriaUpdate(CriteriaBuilderImpl.java:1502) What is the problem? /subscription/19440/0 Post Reply Please read carefully the posting instructions - bef ...

 
forum_thread

For what I do, this would be great as I would be able to reference pricing/sales audit records over a period of time quite easily in order to make good pricing decisions.... /subscription/18183/0 Post Reply Please read carefully the posting instructions - bef ...

 
release

2.2.0

Release date: 2011-04-03 Download (3.99 MB) Binary:  objectdb-2.2.0.zip You should start by following a  tutorial or reading the manual ...

 
manual

Database Schema Evolution

Explains how ObjectDB handles automatically schema changes. Modifications to entity classes that do not change their persistent field definitions (their schema) are transparent to ObjectDB. This includes adding, removing and modifying constructors, methods and non persistent fields. However, additions, deleti ...

 
manual

Database Management Settings

Explains settings and performance tuning of the ObjectDB Java object database for JPA/JDO. The <database> configuration element specifies back end (database engine) settings which are relevant on the server side and in embedded mode. The default configuration file contains the following <database> element: ...

 
tutorial

JPA Web Application Tutorial

This tutorial demonstrates how to create run a database driven Java web application in Eclipse - using Tomcat 6, ObjectDB and JPA.... NetBeans/JPA Web Application Tutorial In addition the demonstrated application is available as a Maven project: ...

 
page

Which API should I use - JPA or JDO?

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API. Both share similar architecture, design and abilities. When to prefer JPA JPA is more commonly used. Therefore, it might be the first choice for ...

 
doc

getCause()

Returns the cause of this throwable or null if the cause is nonexistent or unknown.(Method of java.lang.Throwable)

 
api-jpa

javax.persistence.RollbackException

Thrown by the persistence provider when EntityTransaction.commit() fails.(Exception of JPA)

 
api-jpa

javax.persistence.TransactionRequiredException

Thrown by the persistence provider when a transaction is required but is not active.(Exception of JPA)