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tutorial

Java EE 6 Web Tutorial

This tutorial demonstrates how to create and run a full Java EE 6 MVC (Model View Controller) web application in Eclipse - using GlassFish, ObjectDB and JPA.... or Jetty) see the JPA Web App Tutorial . The demo web application manages a basic guestbook page. Every visitor can sign the ...

 
tutorial

Spring MVC and JPA Tutorial

Step by step tutorial that demonstrates how to build a Spring MVC Java web application (with Servlet, JSP and a DAO Bean) using JPA.... (or GlassFish), JPA, ObjectDB and Maven. The demo web application manages a basic guestbook page. Every visitor can sign the ...

 
tutorial

JPA Web Application Tutorial

This tutorial demonstrates how to create run a database driven Java web application in Eclipse - using Tomcat 6, ObjectDB and JPA.... application using Tomcat 6, ObjectDB and JPA. The demo web application manages a basic guestbook page. Every visitor can sign the ...

 
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JPA Tutorials

Tutorials for using JPA and ObjectDB in Eclipse and NetBeans (console applications, web application, Java EE 6 applications). The following tutorials demonstrate how to develop database driven applications using JPA and the ObjectDB ODBMS (Object Oriented Database Management System). Console JPA Tutorial The Quick Start tutorial demonstrates how to use Objec ...

 
tutorial

Getting Started with JPA

Getting started tutorial for step by step quick start with using Java Persistence API (JPA). This tutorial demonstrates how to create and run a simple JPA application. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  Point has two persistent fields -  x and  y ...

 
forum_thread

500Mb ObjectDb database opening issue

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds) for following code m_EntityMgrFactory = Persistence.createEntityManagerFactory( "objectdb:" + aFilename ); m_EntityManager = m_EntityMgrFactory.createEntityManager(); Does exist any way to speed-up open time for big databases? Definitely, it's too long for 500 Mb database! ... 10:38 Below attached demo application & demo presentation which show problem with long data base open operation issue. ...

 
forum_thread

Criteria Query results in a NoResultException instead of returning object

When I run the following code    ... $1 FROM IdentityObject $1 WHERE $1 . name = 'demo'   ObjectDB throws the exception: ... $1 FROM IdentityObject $1 WHERE $1 . name = 'demo' You have to use root.get("name") . Maybe  ...

 
forum_thread

Find the error...JPA ENTITY HIBERNATE

Hey guys....i am searching for some days for the problem...Maybe one of you can find the error   DATABASE SHEMA: https://www.file-upload.net/download-12530779/2017-06-0214_25_00-MySQLWorkbench.png.html       Entities:   ...   package com. example . demo ;   import java. io . Serializable ; import ...     package com. example . demo ;   import java. util . Set ;   import ...

 
issue

Weird issue with variable naming

hi, ... clause though however as said, cannot replicate it in a demo, however here's my code I was trying to replicate it which is similiar ... if that makes the difference though I am doing that in the demo code as well without success of replication.. ...

 
tutorial

NetBeans/JPA Web Application Tutorial

Step by step tutorial that demonstrates how to build a simple database web application (with Servlet and JSP) in NetBeans using JPA.... needed for Tomcat 7.0 ), ObjectDB and JPA. The demo web application manages a basic guestbook page. Every visitor can sign the ...