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8	Object Relations Error after Schema Change Hi we have a problem with relations in OBjectDB 2.4.6, the problem occured after we changed relations in few clases. Specificaly we deleted relation pointing to one class and created new relation to third class. If we restart both ObjectDB and Jboss everything works fine for a short period
8	Multi-tenant setup Hi, does anybody have experience with multi tenant setup of objectDB. For example using multiple schema or multiple database. How to handle connections between app (Jboss Wildfly) and pass query request to appropriate database, how to dynamically add new database or schema. There are lot
8	Connections pool Hi! Does ObjectDB keeps and reuses a pool of connections as MySQL JDBC driver does? I mean when it's used in a container like Tomcat, Glassfish, JBoss etc. Thank you. zmirc Mircea Chirac Yes. Every EntityManagerFactory instance manages a pool of connections and reuses them when it creates new
8	Many connections possible? and will it makes problem in future? this should be handled by the application server or web server (GlassFish, JBoss, Tomcat) or by dedicated
8	Web Framework Recommendation for leveraging JPA + ObjectDB are: Servlet container (Tomcat / Jetty) with servlets and JSPs. Java EE application server (JBoss
1	ObjectDB 2.5.5 Added support of Java 8 (JDK 1.8), see issue #1369. Added support for deleting archive log directory when the database is open (issue #1303). Changed the response to starting a database server that is already running (avoiding further attempts). Fixed a memory issue with using ObjectDB with JBoss
1	Unexpected exception (Error 990) - NullPointerException .EjbInvocation.proceed(EjbInvocation.java:582) at org.jboss.weld.ejb
1	ObjectDB 2.2.1 Added support for using ObjectDB with JBoss AS 6.0 / 6.1. Fixed several bugs in handling eager fetch. Fixed a pessimistic locking bug. Fixed a bug in using primary key fields in queries. Fixed a bug in queries on deleted objects before commit / flush.
1	ObjectDB 2.4.3 Added support for using ObjectDB with JBoss AS 7.1.1. Improved performance of merging managed entities. Fixed a deadlock. Changed license checks.

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Copyright © 2003, 2010, 2023 ObjectDB Software, all rights reserved. The JPA API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the open source JPA 2 RI (EclipseLink) and is available under the terms of the Eclipse Public License, v. 1.0 and Eclipse Distribution License, v. 1.0. The JDO API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the JDO 2.2 API and is available under the terms of the Apache License, v. 2.0. Images on this website are available under these licecnes. Documentation on this website explains how to use JPA in the context of the ObjectDB Object Database but mostly relevant also for ORM JPA implementations, such as Hibernate (and HQL), EclipseLink, TopLink, OpenJPA and DataNucleus. ObjectDB is not an ORM JPA implementation but an Object Database (ODBMS) for Java with built in JPA 2 support.