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13

system exception occurred during an invocation on EJB GuestDao

Hi, I am new to ObjectDB I was trying your eclipse/jee6/glassfish tutorial. Eclipse Luna, Glassfish ... one of the tutorial steps. Particularly check your persistence.xml file. If you cannot find the problem try download and run the Maven version of the tutorial. support Support I checked again the tutorial steps
13

Object DB vs EclipseLink/TopLink: Unloaded relationships in detached entities

have suggested or rather insist that the current ObjectDB Java EE tutorials at http://www.objectdb.com/tutorial/jpa/ee are too simplistic (do not even contain any relationships) and do not adequately ... .” webel Dr Darren Kelly Having remarked on the ObjectDB JavaEE tutorials being too simple, it is worth
13

Guestbook EE ear app please

project as in your tutorial. Can you please put together another tutorial illustrating remote client ... of the tutorials is to demonstrate using of ObjectDB in minimal web applications. Unfortunately ... (when the tutorials are revised and updated), at the moment you may better try another Java EE tutorial that covers this subject. support Support
11

Should I be able to persist a JFrame (or gui components in general)?

your tutorial(s) while applying the ideas to a sample that came with the IDE called GUIFormExamples ... , and modeled after your Point class from your tutorial. This whole process worked and end result ... ...promise. I discovered that (as I should have understood from tutorial) fields of Entity classes
11

Difficulty with the BIRT plugin

there is a more detailed step by step tutorial, that explains how exactly to create the data set. If you follow the tutorial and still have a problem - please attach a screenshot that shows where the tutorial doesn't reflect reality in your Eclipse environment. support Support Thanks, so now I
11

Spring 4 setup

is like for Spring3 and I can't figure how to use ObjecDB in Spring tutorial: https://spring.io/guides/gs/accessing-data-jpa/ Thanx. anthony Anton Gusev This tutorial uses Spring Boot and Spring JPA ... the tutorial with ObjectDB you will have to add the following: In the pom.xml file under dependencies
10

Should I use ObjectDB and JDO?

don't see an ObjectDB tutorial using JDO and annotations. Is there one? I searched for books for JDO ... see an ObjectDB tutorial using JDO and annotations. Is there one? Although ObjectDB supports both JPA and JDO, JPA is more popular and most ObjectDB users use JPA, so ObjectDB documentation and tutorials use JPA
10

java.lang.NoClassDefFoundError: java/time/LocalDate

Following https://www.objectdb.com/tutorial/jpa/eclipse/store get the message: Exception in ... .java:716) at com.objectdb.jpa.EMF.createEntityManager(EMF.java:149) at tutorial.Main2.main ... Lai Yang I removed the ObjectDB 2.8.6, and use the old version(see attachment), the tutorial runs
10

ObjectDB CRUD Examples

NetBeans examples in addition to the tutorials. support Support The only way to do this one: public List ... the tutorials, which are small but full application examples. But these tutorials cannot replace the manual, which has to be read. support Support
10

Integration

with the Spring MVC Framework by some users. Currently there is no tutorial for using ObjectDB with Spring, so try to follow a generic tutorial for using JPA with Spring. support Support Hi, I'm trying ObjectDB ... of the Maven Repo for ObjectDB thread. support Support Update: Tutorials on how to use ObjectDB

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.

Need Help?

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