About web application

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Tutorial
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Step 3: Define a Spring DAO Component

the application to the Spring Framework. For instance, in this example the Spring container: Manages
Result
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Upgrade from ObjectDB 1.0

The following pages should be read by ObjectDB 1.0 users: If you need help in upgrading your application from version 1.0 to version 2.0 - please feel free to contact ObjectDB Support.
Tutorial
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Step 1: Create a Java Project

We start by creating a new NetBeans Project: Open the [New Project] dialog box, e.g. by using File > New Project... Select Java > Java Application and click Next. Choose a Project Name (e.g. Tutorial). The name of the Main class should be tutorial.Main. Verify that exactly this case sensitive fully
Manual
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Chapter 2 - JPA Entity Classes

JPA Entity classes are user defined classes whose instances can be stored in a database. To store data in an ObjectDB database using JPA you have to define entity classes that represent your application data object model. This chapter explains how to define and use entity classes. 
Manual
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JPA Persistence Unit

. If the application is not packed in a JAR yet, ObjectDB (as an extension) automatically registers
Manual
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Setting and Tuning of JPA Queries

the application, either at the EntityManager level as a default for all the queries in that EntityManager
Result
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How to upgrade from ObjectDB 1.0?

Upgrade - Step By Step To upgrade an existing application that uses ObjectDB 1.0 to ObjectDB 2.0: Replace the old ObjectDB and JDO jar files with the new objectdb.jar file. Make sure that the old jar files are removed from the classpath (check both the build classpath and the execution classpath
Manual
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Comparison in JPQL and Criteria API

, gt and greaterThan are equivalent, but it is a good practice to use the short form (gt) when applicable to emphasis a numeric comparison. .
Manual
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Locking in JPA

automatic. Optimistic locking should be the first choice for most applications, since compared
Manual
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Deleting JPA Entity Objects

well. Cascading may continue recursively when applicable (e.g. to entity objects that the Address