About multiplication

api-jdo

javax.jdo.JDOHelper

This class can be used by a JDO-aware application to call the JDO behavior of PersistenceCapable instances without declaring them to be PersistenceCapable.(Class of JDO)

 
issue

EOFException

Not sure if you'll be able to help with this but I've had an application get into a state where it cannot access anything from the database - queries fail with the following exception: Bug Version: 2.3.3 Priority: Critical Status: Fixed Replies: 2 Type:  Bug ...

 
api-jpa

javax.persistence.EntityManager

Interface used to interact with the persistence context.(Interface of JPA)

 
forum_thread

Failover from Master to Slave

Good morning! I am interested in ObjectDB for a client project I am currently working on. In order to evaluate your tool I would like to know if your product has the ability to failover from a Master Database to a Slave Database and then recover back to the master when the master comes back online. I don't see any documentation about automatic failover.   Thanks Rich   #1 2014-02-19 18:44 Good morning! I am interested in ObjectDB for a client project I am currently working on. In order to eva ...

 
forum_thread

Reading 1.x odb files in ObjectDB 2.x without upgrading

Hi, We have a problem in the backward compatibilty in our software as once we have migrated object db odb file from version 1.x to 2.x, user is unable to open the odb files in the application which is having object db 1.x installed. Is there any way to read odb files from 1.x in object db 2.x without upgrading it ? Or user can see the content in read only mode without upgrading it ? Thanks #1 2012-09-03 10:49 Hi, We have a problem in the backward compatibilty in our software as once we have migrated object db odb ...

 
forum_thread

Fetching Collections Puzzle

I am working on a project where I need to travel through a massive graph of objects. One of the main entity is the Node which is shown below. class Node { Node parent List<Node> children Node rightSibling Node leftSibling int rank } I have the following issues/doubts #1 2011-04-23 23:08 I am working on a project where I need to travel through a massive graph of objects. One of the main entity is th ...

 
forum_thread

Exception after update of indices of Entity class

Hello, I changed the index definition of an entity class from @Index()... to @Indices() and now I get the following stacktrace upon start: #1 2017-08-03 13:18 Hello, I changed the index definition of an entity class from @Index()... to @Indices() and now I get the ...

 
forum_thread

OutofMemory error with Object DB 2.0

Hi, I am getting the below OutOfMemoryError after I have migrated from objectdb 1.0 to 2.0 The application works with 256MB heap size with objectdb 1.0  But on 2.0 even with max heap size of 1024MB, I get this error. The application reads xml file of around 1GB and creates a new odb file and inserts 200 records at a time. #1 2012-09-07 16:03 Hi, I am getting the below OutOfMemoryError after I have migrated from objectdb 1.0 to 2.0 The ap ...

 
forum_thread

ObjectDB's Database Doctor Incorrect Error Report

Am I reading this correctly?  It seems that Doctor is telling me that one of my objects is missing.  Looking at the database with ObjectDB's Database Explorer though seems to show that the reference to the object is good and that the object does indeed exist.   Output from Doctor Diagnose and Doctor Repair is attached.  So are the two databases and screenshots of Explorer showing the reference to the object and the existence of the object. #1 2016-08-13 16:33 Am I reading this correctly?  It seems that Doctor is telling me that one of my objects is missing.  Lo ...

 
forum_thread

Weird behaviour with enhanced classes and embedded entities

Hi, I've found some weird behaviour in my project (www.tinymediamanager.org): Sometimes some entries of my ArrayLists with embedded entities are missing. I've hunted the problem down to an enhanced/proxied list in my entity which contains embedded entities and some .add(obj) are simply failing. Here is a small sscce which reproduces the issue: #1 2014-07-30 11:27 Hi, I've found some weird behaviour in my project (www.tinymediamanager.org): Sometimes some entries ...