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JPA - ExceptionInInitializerError when creating EntityManager

"); // System.out.println("EMF: "+emf); //OUTPUT: EMF: org.eclipse.persistence.internal.jpa ... .PersistenceException: java.lang.NullPointerException at org.eclipse.persistence.internal.jpa

Deploy ObjectDB in WildFly 10

. You may download it, import to Eclipse (File > Import > Maven > Existing Maven Projects), and then right click the project root and run (Run As > Run on Server) with WildFly if installed on Eclipse. support Support

Problems Running ODB Explorer

When ODB is run in embedded mode (Eclipse), it is fine but the explorer throws the following exception:- [2013-01-21 13:40:36 #5 explorer] com.objectdb.o.UserException: Too many persistable types ... your application (and this is why it works in Eclipse in embedded mode), but not to the objectdb.conf file

Problem on JPA Merge Entity.

/Spring MVC, ObjectDb, JPA) project under Eclipse. I upload the project archive. The little sample

ObjectDB JDBC to Object compiler

Hello , some products developed by JDBC , So we cannot use ObjectDB. My idea is , you can make JDBC To ObjectDB wizard compiler or something like this. You can eliminate JDBC Requests from Java Code. It can be Intellij or Eclipse IDE plugin for ObjectDB. It dedects strings and combinations like

Duplicate Entity class names causes Exception in Query

. If you have an Eclipse EE install ( I have helios ) you only need install the glassfish 3.1 plugin

Source not found error after downloading ObjectDB 2.3.7_04

When I am trying to debug code snippet mentioned above in Eclipse it asks me to provide source code

Double persist of Entity field with Cascade.ALL

because the problem happens only in a Java EE application) - at lease submit a complete runnable Eclipse

What are the steps of creating small web app?

, JavaDB, BIRT/ Jasper reporting. Tools: Eclipse, Netbeanse, SVN, Git repositories, SQLyog, Glassfish

Adding objectdb-jee.jar to the maven repository

.2_02</version>     </dependency>     <dependency>         <groupId>org.eclipse.persistence

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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