About persistence

forum_thread

ObjectDB vs Neo4J

What are the main difference apart from the JPA. Can ObjectDB provide the same Graph functionalities. Regards. #1 2015-05-21 09:37 What are the main difference apart from the JPA. Can ObjectDB provide the same Graph functionalities. Reg ...

 
forum_thread

Using List to save data

Hello, How can I save data dynamically such as "List" in Java -> ArrayList, LinkedList, etc. thanks Seena Abdollahi Seena Abdollahi Software Engineer #1 2012-07-16 05:37 Hello, How can I save data dynamically such as "List" in Java -> ArrayList, LinkedList, etc. t ...

 
tutorial

Step 4: Add a Servlet Class

Explains how to define an EJB session bean in a NetBeans Java EE 6 web application. In this step we will add a servlet to manage guestbook web requests: Open the [New Servlet] dialog box by right clicking the guest package node (in the [Projects] window) and selecting New > Servlet ... En ...

 
forum_thread

Activation error on Schema change

Hi, 1) Is @OrderBy annotation supported ? When I add this annotation to my entity I get an error, saying that I did not activate my ObjectDB (which I did) : #1 2012-02-28 12:05 Hi, Is @OrderBy annotation supported ? When I add this annotation to my entity I get an error, sayin ...

 
forum_thread

Native ObjectDB Support for EnumSet ?

Greetings ObjectDB team, Are embedded EnumSet objects faster to query than normal classes ? Does JPA/JDO offer native support to filter persistent objects by an EnumSet field's multi values ? For example: WHERE o.es == ES.A | ES.B | ES.C Thank you ! #1 2010-10-04 18:51 Greetings ObjectDB team, Are embedded EnumSet objects faster to query than normal classes ? Does ...

 
api-jpa

SharedCacheMode.NONE

Caching is disabled for the persistence unit.(Enum Constant of javax.persistence.SharedCacheMode)

 
api-jpa

javax.persistence.criteria.JoinType

Defines the three types of joins.(Enum of JPA)

 
api-jdo

jdoReplaceStateManager(sm)

This method sets the StateManager instance that manages the state of this instance.(Method of javax.jdo.spi.PersistenceCapable)

 
api-jdo

Constants.PMF_ATTRIBUTE_CONNECTION_DRIVER_NAME

The name of the persistence manager factory element's "connection-driver-name" attribute.(Static Field of javax.jdo.Constants)

 
api-jdo

addInstanceLifecycleListener(listener, classes)

Adds the listener instance to the list of lifecycle event listeners.(Method of javax.jdo.PersistenceManager)