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Chapter 4 - JPA Queries (JPQL / Criteria)

The JPA Query Language (JPQL) can be considered as an object oriented version of SQL ... JPQL as well as how to use the JPA Criteria API, which provides an alternative way for building queries in JPA, based on JPQL. The first section describes the API that JPA provides

Chapter 3 - Using JPA

(JPA). The first two pages introduce basic JPA interfaces and concepts: jpa/persistence" select="Database Connection|Managed Entity Objects"> The next section explains how to use JPA for database CRUD operations:

Spring MVC JPA Tutorial - Maven Project

The jpa/spring">Spring MVC JPA tutorial provides step by step instructions on how to build a simple Java/JPA Spring MVC database driven web application in jpa/eclipse">Eclipse or jpa/netbeans">NetBeans

Eclipse/JPA Spring MVC Web Tutorial

This is the Eclipse version of the jpa/spring">Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java Spring MVC (Model View Controller) web application in Eclipse - using ObjectDB, JPA, Tomcat (or GlassFish

Java EE JPA Tutorial - Maven Project

The jpa/ee">Java EE Web Application tutorial provides step by step instructions on how to build a simple Java/JPA database driven web application (for GlassFish 3/ JBoss 6) in jpa/eclipse">Eclipse or jpa

NetBeans/JPA Spring MVC Web Tutorial

This is the NetBeans version of the jpa/spring">Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java Spring MVC (Model View Controller) web application in NetBeans - using JPA, ObjectDB, Tomcat (or

JPA Web Application Tutorial

using Tomcat 6, ObjectDB and JPA. The demo web application manages a basic guestbook page ... > Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by ... -book-toc path="tutorial/jpa/web" select="Eclipse JPA Web App|NetBeans JPA Web App">

Step 2: Define a JPA Entity Class

To store objects in an ObjectDB database using JPA we need to define an entity class ... /jpa/Entity">@Entity annotation and the id field (and its annotations) - the Guest class indicates that a jpa/entity/persistence-unit">persistence unit

Step 2: Define a JPA Entity Class

To store objects in an ObjectDB database using JPA we need ... /java/jpa/Entity">@Entity annotation and the id field (and its annotations) - the jpa/entity/persistence-unit">persistence unit definition in an XML file is missing

Which API should I use - JPA or JDO?

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data ... JPA JPA is more commonly used. Therefore, it might be the first choice for most new applications. You can use JPA as the primary API, and if necessary, switch to JDO as a secondary API