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Failing to read entities under load in multithreaded tests

Hi, We are experiencing an issue in our application that only occurs under load - we sometimes fail to read entities from the database. I've isolated this issue to a fairly simple test case (please see attached eclipse project). I have some test

How to deploy an Objectdb project with Jboss AS 7?

> Please help !   I use Eclipse Juno and Jboss AS 7.1.1 I

Remove a modified entity cause an optimistic lock exception

a minimum OSGi example. Please clean and build the example in eclipse before you execute

Java 6/7 Performance Comparison

with eclipse) andrews-mbp:Desktop aduffy$ java -version java version "1.7

java.lang.NoClassDefFoundError: java/time/LocalDate

Following https://www.objectdb.com/tutorial/jpa/eclipse/store get the message: Exception in thread "main" [ObjectDB 2.8.6] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Client VM 1.7.0_51 (on Windows 7 6.1

JPA does not seem to be db agnostic

The following jpa code works with mysql but not with objectdb. Why would this happen? The provider the both jpas is the same: EclipseLink. The link for the one used with mysql is org.eclipse.persistence.jpa.PersistenceProvider; the one for objectdb is com.objectdb.jpa.Provider

problems using the explorer

on starting the project in Eclipse again: Exception in thread "main

What role is the JDO in ObjectDB?

; @org.eclipse.persistence.annotations.Index    // EclipseLink   

Schema-Update: Deactivation of automatic entity class removing and introduction of a new class remove in the schema config

Hello, in our application we use ObjectDB in embedded mode as part of the Profile that can be stored and opened by our customers. Our application is an eclipse RCP application with a domain-driven design. The product can be installed in different configurations (in

Out of Memory - Slow leak?

- so please bear with me on this. In the meantime I've attached the leak suspects report from Eclipse Memory