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; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import javax ... aqui...."); String ruta = "objectdb:BBDD/GestionDeServicios.odb;drop"; EntityManagerFactory emf

Strange behaviour with ORDER BY and IN

.EntityManagerFactory; import javax.persistence.Persistence; public class Main {     private static ... ) {         EntityManagerFactory emf =             Persistence.createEntityManagerFactory("$objectdb

odb files and config file

/. But there were no obd files in it. I'm getting my EntityManager by doing this: EntityManagerFactory emf ... src/main/java/webapp/WEB-INF/db/? I tried this: EntityManagerFactory emf = Persistence

object creation during pmf.getPersistenceManager()

- when a database is opened and a PersistenceManagerFactory / EntityManagerFactory is created ... / EntityManagerFactory is a heavy one time operation (followed by many PersistenceManager / EntityManager

Updating Entities

EntityManagerFactory emf = Persistence.createEntityManagerFactory("$objectdb/db/payrollDB.odb ... EntityManagerFactory and EntityManagers Provides a mechanism to change JavaFX Stages, Scenes, and other elements

Is there an update on running ObjectDB purely in-memory?

.:     EntityManagerFactory emf =         Persistence.createEntityManagerFactory("objectdb:test.mem ... the explorer and server. EntityManagerFactory emf = Persistence.createEntityManagerFactory("objectdb:test.mem

How to use JOIN FETCH?

javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import javax ... ())   {    file.delete();   }   file.createNewFile();   EntityManagerFactory emf = Persistence

ObjectDB can't be activated

EntityManagerFactory emf = Persistence.createEntityManagerFactory("objectdb://localhost:6136/test ... a ssh-tunel over port 1234 to local port 6136): EntityManagerFactory emf = Persistence

huge heap usage

one EntityManagerFactory with 105,689 EntityManager instances. This could be caused by creating EntityManager ... one EntityManagerFactory (EMF): support Support thanks, this helps pretty much hgzwicker Hans-Georg Zwicker

Unexpected error when loading all entity instance

) do you close the ObjectDB database (EntityManagerFactory's close), e.g. using a contextDestroyed ... healthy or corrupted? support Support Hello, yes I close all instances of EntityManagerFactory

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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