About @Embedded

forum_thread

Getting java.lang.ArithmeticException: / by zero

HI, I am using ObjectDb 1.x and getting the following exception while calling the following code PersistenceManager pm = getPersistenceManager(); #1 2011-11-08 11:05 HI, I am using ObjectDb 1.x and getting the following exception while calling the following code ...

 
forum_thread

javax.persistence.PersistenceException

Hi I am trying to get a basic EclipseRCP project working with Objectdb. At the very first line in creating a View public void createPartControl(Composite parent) { EntityManagerFactory emf = Persistence.createEntityManagerFactory("$objectdb/db/pilots.odb"); I get the following "javax.persistence.PersistenceException: No Persistence provider for EntityManager named pilots.odb at javax.persistence.Persistence.createEntityManagerFactory(Unknown Source)....." #1 2011-06-19 07:32 Hi I am trying to get a basic EclipseRCP project working with Objectdb. At the very first line in creatin ...

 
forum_thread

Eclipse plugin problem (using ObjectDB as a separate bundle)

Hello support, I have seen multiple attempts to correct similar errors as in the title above - the latest in the 2.2.8.01 release of objectDb. However I still get this error.   Here is my scenario (Groovy 1.8 and Eclipse 3.6) used. I have a com.epimss.lab.data.toxicology.TherapeauticDrugScreenRqst. Nested in this class are the following two classes: com.epimss.lab.data.misc.OtherRqst and com.epimss.lab.data.misc.RequestDateAndNumber. #1 2011-07-11 15:49 Hello support, I have seen multiple attempts to correct similar errors as in the title above - the latest ...

 
forum_thread

An ArrayIndexOutOfBoundsException with nested entities and enhanced entities

We have a new issue like the issue in the forum task http://www.objectdb.com/database/forum/1075. This issue is very important for us, because we want to create a release soon. ObjectDB version: 2.6.8_06 All our entities are enhanced. There are nested entities in following hierarchy: @Entity @Access (AccessType.FIELD) public abstract class ModifierImpl extends DataTypeImpl implements Modifier { #1 2016-08-01 15:17 We have a new issue like the issue in the forum task http://www.objectdb.com/database/forum/1075. This is ...

 
issue

[ObjectDB 2.2.5_02] Unexpected exception (Error 990) com.objectdb.o.InternalException: java.lang.NullPointerException: null

reporting issue as requested  Bug Version: 1.04 Priority: Normal Status: Fixed Replies: 2 Type:  Bug ...

 
api-jpa

javax.persistence.metamodel.EntityType

Instances of the type EntityType represent entity types.(Interface of JPA)

 
forum_thread

Failed to read the value of field using reflection (error 363)

I have encountered this error from one of the many servers hosting my application. Other servers didn't encounter errors of this kind and running without problems. My system provider said that nearly all of the servers are VM-based including this one which encountered this error. It is the 'youngest' server in deployment. I can get more information as you require. As the application developer, I am perplexed as I have use JPA and ObjectDB for years now. I could use your assistance in overcoming this problem. Thank you. ----- #1 2014-02-07 02:28 I have encountered this error from one of the many servers hosting my application. Other servers didn't encou ...

 
forum_thread

LifeCycle Event with Embeddable classes

Hello, is there a way that lifecycle events like prepersist or preupdate are also fired for embeddable classes, not just for entities? My case looks as follows: #1 2015-11-20 16:49 Hello, is there a way that lifecycle events like prepersist or preupdate are also fired for embeddable cl ...

 
manual

General Settings and Logging

Describes general configuration and logging of the ObjectDB Java object database for JPA and JDO. the ObjectDB General configuration section. The <general> configuration element specifies ObjectDB settings that are relevant to both the server side and the client side. The default configuration file contains the following <general> element: <general ...

 
forum_thread

Should I use ObjectDB and JDO?

My application is not meeting required performance because JavaDB appears to be my bottleneck.  I require a faster DB.  Surveying the Internet lead me to believe that ObjectDB might be just what I am looking for (to achieve MUCH faster database access).  But, I have a few concerns.   #1 2016-07-09 15:19 My application is not meeting required performance because JavaDB appears to be my bottleneck.  I require a ...