About dependency

release

2.6.1

Release date: 2015-02-12 Download (5.5 MB) Binary:  objectdb-2.6.1.zip You should start by following a  tutorial or reading the manual ...

 
api-jdo

javax.jdo.Extent

Instances of the Extent class represent the entire collection of instances in the data store of the candidate class or interface possibly including its subclasses or subinterfaces.(Interface of JDO)

 
forum_thread

Convert embedded database to server

Hello, What is the right way to convert an embedded database to a server one ? As a result, will a file "db.odb" exist ?  If no, where will be located db files ? Regards, Xirt   #1 2016-06-13 20:22 Hello, What is the right way to convert an embedded database to a server one ? As a result, will ...

 
forum_thread

Is persistence version 2.1 supported?

Using the current version of persistence.xml leads to an error: #1 2014-11-10 20:19 Using the current version of persistence.xml leads to an error: <?xml version="1.0" encoding="UTF-8" ?&g ...

 
tutorial

Getting Started with JPA and NetBeans

Getting started tutorial for quick start with using Java Persistence API (JPA) in NetBeans. This is the NetBeans version of the  Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in NetBeans. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  ...

 
api-jpa

JoinColumn.name

(Optional) The name of the foreign key column.(Annotation Element of javax.persistence.JoinColumn)

 
forum_thread

Deploying a BIRT Project using ObjectDB onto Tomcat

Hi I am currently having trouble deploying a BIRT Report onto Tomcat. The report works fine in the designer and I can run it without problem. However when i deploy it on Tomcat I get errors, Cannot find or process the %oda.data.source.id driver's data source extension configuration. Cannot find the ODA dataSource extension (%oda.data.source.id). Check the workspace log file for any problems with loading the extension bundle and its dependencies.   #1 2012-05-18 15:06 Hi I am currently having trouble deploying a BIRT Report onto Tomcat. The report works fine in the designer and I ...

 
api-jpa

multiselect(selectionList)

Specify the selection items that are to be returned in the query result.(Method of javax.persistence.criteria.CriteriaQuery<T>)

 
forum_thread

Post-compilation enhancement vs Automatic Run-time enhancement

We are getting massively different results on field loading between explicit post-compile enhancement and automatic run-time enhancement. Testing exactly where and when the results are different for our demo web app is a very time consuming task, and very difficult, it means testing literally 100s of user interfaces (noting we get different results OUTSIDE THE JAVA SERVER FACES BACKING BEAN LAYER depending on the enhancement stragegy). Can you please explain how this could possibly be so ? #1 2014-09-17 22:23 We are getting massively different results on field loading between explicit post-compile enhancement and automat ...

 
forum_thread

Lazy Init / Eager / Join Fetch collection strategy ? What to choose ?

Hello, I'm doing some tests to choose the best collection fetch strategy. I have entities with many lazy collections and i don't want to load them all. In JPA / Hibernate world it exist some tests demonstrating how to choose the best strategy. For example : http://zeroturnaround.com/rebellabs/how-to-use-jpa-correctly-to-avoid-complaints-of-a-slow-application/ In this article,join fetch seems to be the right choice. What about ObjectDb ? The implementation is totally different. #1 2015-06-09 21:12 Hello, I'm doing some tests to choose the best collection fetch strategy. I have entities wit ...