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Tutorial
7

Step 2: Entity Class and Persistence Unit

To store objects in an ObjectDB database using JPA we need to define an entity class: Open the [New Entity Class] dialog box, e.g. by right clicking the project node (in the [Projects] window) and selecting New > Entity Class... (or New > Other... > Persistence > Entity Class and clicking
Tutorial
7

Step 4: Run the Application [2016-07-12]

the existing database file to store an additional 1,000 objects. You can view the content
Tutorial
7

Step 4: Run the Application

the existing database file to store an additional 1,000 objects. You can view the content
Tutorial
7

Getting Started with JPA and Eclipse [2011-02-04]

This is the Eclipse version of the Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in Eclipse. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent fields - x and y
Tutorial
7

Getting Started with JPA and Eclipse [2018-10-20]

This is the Eclipse version of the Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in Eclipse. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent fields - x and y
Tutorial
7

Getting Started with JPA and Eclipse

This is the Eclipse version of the Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in Eclipse. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent fields - x and y
Tutorial
7

Spring MVC and JPA Tutorial [2011-02-09]

objects are stored in an ObjectDB database. This tutorial is available in the following versions: In
Tutorial
7

Spring MVC and JPA Tutorial

objects are stored in an ObjectDB database. This tutorial is available in the following versions: In
JDO Doc
6

javax.jdo.annotations.Key

of the column to store the key in. Name of the column to store the key in. Returns: name of the column to store the key in Default value: "" Since: JDO 2.1 Column[] columns The column(s) for the key ... .1 String mappedBy Name of a member in the value class where this key is stored. Name of a member in
JDO Doc
6

javax.jdo.annotations.Value

Name of the column to store the value in. Name of the column to store the value in. Returns: the name of the column to store the value in Default value: "" Since: JDO 2.1 Column[] columns The column ... where this value is stored. Name of a member in the key class where this value is stored. Returns