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Forum
12

in-memory and on-disk support?

looking at replacing a setup of H2 where I have 40GB in-memory backed by 800GB on-disk, the 40GB in ... , the records at the end continuously purge as the new ones come in(duplicate write, one to in-memory and one to on-disk). Does ObjectDB offer a similar in-memory/on-disk option? I noticed the embedded and TCP
Manual
12

Retrieving JPA Entity Objects

entity object is not found in the persistence context a new object is constructed and filled ... . Therefore, it is recommended to avoid unnecessary time consuming operations in no-arg constructors ... object in its persistence context no retrieval is required and the existing managed object is returned
Forum
12

Configuration and Activation Code in ObjectDB 2.x

the odbee.jar file and got the activation code.It is mentioned in the side that i need to use the activation code using tag in the objectdb.conf file. In 1.x objectDB, we are not using ... about the ObjectDB 2.x configuration file is provided in chapter 6 of the ObjectDB Manual. The location
Forum
12

Corrupted Database or error in ObjectDBExplorer?

). Can you analyze the problem and tell us if its a problem of the explorer or a real problem in ...   (its the 9th entity)   If we execute queries in the explorer we observed the following: "select x ... " -> the expected Ids, but null for the class   any ideas? The data in this database is probably fine
Forum
12

What role is the JDO in ObjectDB?

Mike Keith believe the JDO is out of date. Then what role of JDO in ObjectDB? Will our codes with JDO be out of date? Due in part to some of the failures of the EJB persistence model, and some ... and consuming them. JDO also had a query language that was decidedly object-oriented in nature, which did
Forum
12

Externalising persistence.xml properties in Glassfish?

for your time! Hello, Why dont you create multiple  presistance units in the persistance.xml and that way ... them up if you give the place holder. I know I have tried this in the application.xml  and I dont see why it wont work ... . Well this should do the trick. in your persistance.xml use placeholders for the data you want. In
Forum
12

How to open a running db in ObjectDB Explorer?

Hi! I've just discovered that I can't see the content of a database while it's in use. Is there any way in which I could do that? It's not nice at all to close the application, copy the db in ... of the data, not the live information. * I forgot to mention that the db is used in embedded mode
Forum
12

javax.persistence.PersistenceException: No Persistence provider for EntityManager named in Karaf 4.0.7 and OSGi DS test

Hello, I've written a small OSGi Declarative Services application to run in Apache Karaf 4.0.7 to persist an entity into an ObjectDB database. I'm working in C/S model and I have both the ObjectDB ... /technolink.odb;user=admin;password=admin exception in the Karaf log. I have deployed the objectdb
Forum
12

lockfiles in client/server mode

the client is attempting to create lockfiles in /tmp/ObjectDB. my account and the tomcat account ... is defined in src/main/webapp/META-INF/persistence.xml with a jdbc URL that looks to me as though it ought to connect to the server rather than attempt to start in embedded mode. i have also tried
Forum
12

Vacuum - Reclaiming Unused Space In Odb

.  Our odb files are about 50Gb in size and are written to about a million times a day with both adds and updates.  This is creating a lot of unused space in the database that we are wanting to reclaim ... a sql dump) and reload.  Is there a capability in ObjectDb to provide a vacuum?  The online backup