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1

Many connections possible? and will it makes problem in future?

My questions is about : 1-) Can objectdb server handle 200.000+ connections at the same time concurrently ? Does it have queue and cache ? 2-) is it dangerous to use that system on many online users ?   Having 200,000 concurrent threads is probably a bad idea. Usually this should be handled by
Forum
1

mapping file is not being loaded

Hi, I am evaluating ObjectDB by using it with an in-house developed library in order to prototype its capabilities / performance. I am having a problem in that the in-house library in question reads a simple configuration file to determine available persistence units, and then bootstraps them using
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1

Missing Data on Retrieval (0, null values)

parameters (including map of attributes) to represent similar objects, when applicable. Having ordinary
Forum
1

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

with the application, as long as I avoid Explorer, without having any problem. That's the main point
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1

multi thread application, id field sporadically null

We are testing objectDB with a multi thread application. Each thread has it's own entityManager created from a common factory. In one thread we receive sometimes an object from the database with the field that is declared as @Id having the value null (what is not correct, we checked
Forum
1

Multitenancy with discriminator

"  a user that has "Enterprise 3" as "mainDomain", with "Enterprise 3"  having "Dept 1", "Dept 2" as sub
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1

NontransactionalWrite error using Collections.sort .

Hi, i started to use ObjectDB today and i'm having problem using command Collections.sort in persisted object.  Attempt to modify an object with no active transaction when NontransactionalWrite is disabled: br.ufpa.linc.MetriX.api.model.Interface#105 (error 635)   I don't want to modifi de object
Forum
1

Null returned by Persistence.createEntityManagerFactory

Hi, So I'm currently having an issue where createEntityManagerFactory returns null. When I run the application on the my local machine through Tomcat it works fine, the odb file is created.    public class TaskDaoODBImpl implements TaskDao {     private EntityManagerFactory emf;        private
Forum
1

object creation during pmf.getPersistenceManager()

constructor so now getting pm is very fast even having 300 PC classes. In the future
Issue
1

ObjectDB 2 JDO Manual

have been having significant trouble finding the information I need to use JDO in general, and ObjectDB's