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Tutorial
2

Getting Started with JPA - Maven Project

The Getting Started with JPA tutorial provides step by step instructions on how to build a simple JPA database driven application in Eclipse or NetBeans. Building a new application step by step ... and run the application from the command line by: > mvn test The current directory
FAQ
2

Is ObjectDB better than competing object databases?

Data Objects (JDO) API than competing object databases. By using a standard API such as JPA ... database by using an ORM JPA provider such as Hibernate, EclipseLink or Open JPA. Another advantage ... of two standard APIs (JPA and JDO) by ObjectDB minimizes the risk that during development you may find
Tutorial
2

Java EE 6 JPA Tutorial - Maven Project

The Java EE 6 Web Application tutorial provides step by step instructions on how to build a simple ... a new application step by step is an effective way to learn - but if you prefer, you may download ... ) If Maven is installed - extract the zip and run the application from the command line by: > mvn package
Tutorial
2

Java EE 6 Web Tutorial

can sign the guestbook by filling a simple form. The visitors that have already signed are listed below the form: Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by a Guest entity object and all the Guest entity objects are stored in an ObjectDB database
JPA Doc
2

JPA Annotations for Relationships

. The four relationship modes are represented by the following annotations: Unlike ORM JPA ... annotations are supported by ObjectDB for the inverse side of a bidirectional relationship (which is calculated by a query) : Details about all these annotations are provided in Chapter 2 of the ObjectDB manual.
Tutorial
2

JPA Web Application Tutorial

can sign the guestbook by filling a simple form. The visitors that have already signed are listed below the form: Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by
Tutorial
2

NetBeans/JPA Java EE 6 Tutorial

by filling a simple form. The visitors that have already signed are listed below the form: Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by a Guest entity
Tutorial
2

NetBeans/JPA Spring MVC Web Tutorial

. Every visitor can sign the guestbook by filling a simple form. The visitors that have already signed are listed below the form: Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by a Guest JPA entity object and all the Guest entity objects are stored in an ObjectDB
Tutorial
2

NetBeans/JPA Web Application Tutorial

guestbook page. Every visitor can sign the guestbook by filling a simple form. The visitors that have already signed are listed below the form: Persistence is managed by JPA. Every visitor that has signed the guestbook is represented by a Guest entity object and all the Guest entity objects are stored
Manual
2

Running JPA Queries

collection after query execution (e.g. by results.get(0)). To eliminate this routine operation JPA ... countryCount = (Long)query.getSingleResult(); An aggregate COUNT query always returns one result, by ... - the executeUpdate method returns the number of objects that have been updated or deleted by