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Tutorial
5

JPA Tutorials

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 ObjectDB and JPA in a console application: Quick Start with JPA
Tutorial
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Step 3: Add a Context Listener Class

if not existing yet) when the web application starts, by instantiating an EntityManagerFactory ... starts (contextInitialized). Retrieves the EntityManagerFactory from the application scope attribute
Tutorial
5

Step 3: Add a Context Listener Class

if not existing yet) when the web application starts, by instantiating an EntityManagerFactory ... attribute in the servlet context - when the web application starts (contextInitialized). Retrieves
Tutorial
5

Step 1: Create a Maven Web Project

We start by creating a new Maven-WTP dynamic web project in Eclipse: Open the [New Project] dialog box, e.g. by using File > New > Project... Select Maven > Maven Project and click Next. Verify ... >        start-jetty        pre-integration-test       
Tutorial
5

Step 1: Create a Maven Web Project

We start by creating a new Maven web project in NetBeans: Open the [New Project] dialog box, e.g. by using File > New Project... Select Maven > Maven Web Application and click Next. Choose a Project ... >              start-jetty        pre-integration-test       
Manual
5

Database Explorer

, when the Explorer starts it tries to open a connection to the most recently used database ... when the Explorer starts. The [Table (instead of Tree) as a default viewer window] check box specifies
Manual
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JPA / JDO Class Enhancer

pages: Quick Start with JPA JPA Web Application Java EE JPA Spring MVC and JPA Similarly, enhancement ... can be started by: > java -javaagent:c:\objectdb\bin\objectdb.jar MyApplication If the JVM is run
Manual
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Paths and Types in JPQL and Criteria API

, and they can be used in ordering. Navigation through Path Expressions A path expression always starts ... and also serve as starting point for building more complex paths through navigation. Giving a Path instance
Manual
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FROM clause (JPQL / Criteria API)

have any matching inner value it gets at least a NULL value as a matching value in the FROM iteration
Manual
4

WHERE clause (JPQL / Criteria API)

, the WHERE clause gets an opportunity to function as a filter. The boolean expression in