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Schema Update

when persistable classes are renamed or moved to another package. Running the application ... the application is run only with the configuration that matches these changes exactly. server mode the <schema> instructions

Obtaining a JPA Database Connection

on a database is associated with an EntityManager. Further, in a multithreaded application ... application-wide EntityManagerFactory. When the connection to the database ... (such as a database file pointer or a socket to a remote server) in a connection pool and use

ObjectDB Overview

management, query processing, etc.) but in a way that makes development easier and applications faster ... > Supports both Client-Server mode and Embedded mode. Single JAR with no external ... >Can easily be embedded in applications of any type and size. Tested with Tomcat, Jetty

Database Replication and Clustering

on an ordinary ObjectDB server">database server. Any ObjectDB database on any server (but not in embedded mode) can function as a master database in a cluster.  ... slave databases is very easy and only requires running an ObjectDB database server with appropriate

Server crash - Mismatch client-server protocol prefix

We've been having a problem where our ObjectDB server goes unresponsive every 2 days or so.  I've reviewed the server-side logs, and there are no events logged shortly before the crash.  Once the server gets in this state, it is unresponsive to bin/ restart; I

Database Management Settings

The <database> configuration element specifies back end (database engine) settings that are relevant on the server side and in embedded mode. The default ... . The default 2KB is appropriate for most applications. The <

Eclipse/JPA Java EE Tutorial

Controller) web application in Eclipse - using GlassFish, ObjectDB and JPA. The demo web application manages a basic guestbook page. Every visitor can sign the guestbook by filling a simple form ... IDE for Java EE Developers. GlassFish Server 3.0.1 (or above). The last

Step 4: Add a Servlet Class

the application server into the guestDao field automatically (since the field is marked ... /netbeans/ee/jsp">adding a JSP page that will serve as the application view and will produce the guestbook output.

Step 4: Add a Servlet Class

, which is instantiated and injected by the application server into the guestDao field ... is adding a JSP page that will serve as the application view and will produce the guestbook output.

JPA Web App Tutorial - NetBeans Project

To open and run the JPA Web Application tutorial project in NetBeans: Download and extract the project ... > Select Run > Run Main Project... (or F6). Choose or define the server and click