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forum_thread

Mismatch client-server protocol prefix

Hello! We migrated one of our legacy webservices to Spring Boot/Spring MVC. Now i have a strange problem. At first the app runs perfectly for a couple of hours. After that it stops working and I get the following exception: #1 2015-06-17 16:02 Hello! We migrated one of our legacy webservices to Spring Boot/Spring MVC. Now i have a strange prob ...

 
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

Suspected memory leak

Hi, We are running soak testing with Object DB and it is showing signs of memory leak: used memory is growing overtime until Object DB JVM fails with OutOfMemoryException. Object DB is running in a separate JVM. All the config is attached. We are continuing to investigate this and will create memory dump next time this happens. In the meantime, could you please check if there is anything wrong with our configuration? Kind regards, Natalia. #1 2012-01-22 21:46 Hi, We are running soak testing with Object DB and it is showing signs of memory leak: used memory is gro ...

 
page

Apache License, Version 2.0, January 2004

TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions . "License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document. "Licensor" shal ...

 
api-jdo

javax.jdo.PersistenceManagerFactory

The PersistenceManagerFactory is the interface to use to obtain PersistenceManager instances.(Interface of JDO)

 
issue

Unexpected error when loading all entity instance

Hi, when going through all entity instance to find orphaned entries we get the exception: Bug Version: 2.7.0 Priority: Critical Status: Fixed Replies: 19 Type:  Bug ...

 
forum_thread

Spring Data JPA - PersistenceException thrown

In a Spring-managed application that has 2 EntityManagerFactories (one Hibernate and one ObjectDB), I see the 2 EMFs created successfully on startup, but then subsequently when the application is initializing Spring JPA repositories with Hibernate EntityManagers, the application throws the following stacktrace. I've seen a couple of similar posts regarding a NPE when looking for resources, but they seem different enough that they might be a different issue.   ... that if the JpaMetamodelMappingContextFactoryBean does not execute getMetamodels during startup, the application does not throw this ...

 
manual

Paths and Types in JPQL and Criteria API

Explains how to use object expressions (path navigation, type) in JPA/JPQL. Instances of user defined persistable classes (entity classes, mapped super classes and embeddable classes) are represented in JPQL by the following types of expressions: Variables - FROM identification variables and SELECT re ...

 
forum_thread

Performance issues on aggregate query

we are using this aggregate query to collect some data: #1 2016-11-09 07:49 we are using this aggregate query to collect some data: select p3.doubleValue,c1.classIdentifier,c1.objec ...

 
issue

ObjectDB can't be activated

Hello, we are trying to activate objectdb on a virutalized debian 7 server, but do not have any success. Steps we made to activate the server: Bug Version: 1.04 Priority: Critical Status: Fixed Replies: 20 Type:  Bug ...