ObjectDB Database Search

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Apache License, Version 2.0, January 2004

" shall mean any work of authorship, including the original version of the Work and any modifications

Version 2.5.6 enhancement problem solved by updating to version 2.5.7_03

, but the project has to be rebuilt and enhanced again if the classes were enhanced with an earlier version

JPA Entity Fields

(Mapped By) fields Primary key (ID) fields Version field The first three groups (transient ... two groups (primary key and version fields) can only be used in entity classes. Primary key fields ... eagerly when the entity object is first accessed. Version Field ObjectDB maintains a version number

AnnotationRef jakarta.persistence.Version

JPA Annotation Version Target: METHOD, FIELD Implemented Interfaces: Annotation Declares the version field or property of an entity class, which is used to detect optimistic lock failures, ensuring the integrity of optimistic transactions. The version field or property holds a version number or

Access entity version before commit transaction

Hi, I have a usecase where I need to write the updated entity version to the database before ... containing the new version of the entity So I need to access the version of an updated entity inside ... field of the entity ObjectDB seems to update the version field automatically. But if I just set a String

Optimistic locking: prevent version increment on entity collection attribute

relationship) with an optimistic locking strategy supported by a version field. Is it possible to prevent the increment of the version of entity E when entities are added to or removed from the collection ... the version . Otherwise the version will be updated, and currently you cannot disable this update

Database is erased after deploying a new web application version

within Tomcat and uses ObjectDB. Each time I upload a new version of the web ... it: When running a new web application version , I get an exception saying this file could not be opened ... version and then deploy the new one. Something still keeps this file open and preventing the new

Is there an API to get the current version of ObjectDB that's being used?

Is there an API to get the current version of ObjectDB that's being used? This would be very handy to have, because it is somewhat difficult to know what version of the ObjectDB you are currently using since the objectdb.jar filename remains the same for all versions (which is not a bad thing by

How to retrieve the ObjectDB version number?

Hi! We need  the ObjectDB version for debug purpose/logging. Our project supports ... With the Connection object the Database name & version can be retrieved. For ObjectDB, which is the best (JPA) method to get the version number?   Peter       pezifromvienna Peter

Latest version with license for evaluation

- Can you please let me know the latest version maven entry i got confused as the downloads have version in ... full blown version where we could test it properly. If there are any cost implications on the version ... The last version on Maven is also 2.5.2. Please clarify your question. Prices of ObjectDB licenses

version 2.8.9_06 significantly slower for queries compared to 2.8.9

we tried (you have our example database form former issues) the latest version , did a statics ... .objectdb.com/forum/2845 for queries we are using hgzpincher Hans-Georg Zwicker Version 2.8.9_01 ... in version 2.8.9_02 but maybe there is another relevant query performance regression

How find out ObjectDB version at runtime (in a web app)

of objectdb-2.6.9_02 in a Glassfish web app. Can see correct version of objectdb-2.6.9_02 ... with an Ant script) Object clearly indicates the version . Q: How can one interrogate objectdb for the version at run-time ? It does not seem to be in the odb logs, and turning on the debug mode does not

Locking in JPA

is being performed on an old version of a database object, for which another update has already been committed ... , if they happen, are detected earlier. Optimistic Locking ObjectDB maintains a version number for every entity object. The initial version of a new entity object (when it is stored in the database for the first

Eclipse Public License - v 1.0

reserves the right to publish new versions (including revisions) of this Agreement from time to time ... the Agreement Steward to a suitable separate entity. Each new version of the Agreement will be given a distinguishing version number. The Program (including Contributions) may always be distributed

JPA Metamodel API

and the version attributes and the super type. For example: // Get the super type: IdentifiableType superType ... if the type has a version attribute: boolean hasVersion = entityType. hasVersionAttribute (); // Gets the version attribute - excluding inherited: SingularAttribute v1 = entityType. getVersion (Long.class

Database Management Settings

is slower and the recording files are much larger when "all" is used. The element The version -check ... automatic and enabled by default in ObjectDB, regardless if a version field (which is required by ... ; version -check  attribute to false . The element The element specifies miscellaneous database

Retrieving JPA Entity Objects

null is returned. A similar method, getReference , can be considered the lazy version of find ... to ensure that the application deals with the most up to date version of an entity object, just in

ObjectDB License

Server License costs £500  and includes all version 2.x updates. A server license covers ... a Server License Site License ObjectDB 2.x Site License costs £2,500  and includes all version

BIRT/ODA ObjectDB Driver

and restarting the IDE. Note: See this issue regarding matching the driver version to the ObjectDB server version when using client-server mode. ObjectDB/JPA Data Source To create an ObjectDB data source: Open

version 2.4.5+ with GlassFish 3.1.2, errors when runs application. Version 2.4.4 worked but not 2.4.5 or later

All latest versions later 2.4.5+ even 2.4.5_05 doesn't work, it deployed but errors when running. But 2.4.4 worked javax.ejb.EJBException at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer.java:5215) at com.sun.ejb.containers.BaseContainer.completeNewTx(BaseContainer.java

JPA Persistable Types

serialization format will be inaccessible to future versions of ObjectDB on other platforms (e.g

Is ObjectDB better than competing object databases?

support for the Java Persistence API (JPA). It also supports a more recent and advanced version

Logical Operators in JPQL and Criteria API

binary version the factory methods accept only Predicate instances as arguments. NOT Expression

Index Definition

fields (not on primary key / version fields). Composite Index A composite index is an index

What are the system requirements for using ObjectDB?

ObjectDB requires Java 8 or later. As a pure Java application, ObjectDB should be able to run on any platform that supports the Java Standard Edition. Either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) can be used. A version of ObjectDB for .NET is currently under development.

JPA Class Enhancer

on the command line: ObjectDB Enhancer [ version 2.9.0] Copyright (c) 2024, ObjectDB Software

Privacy Policy

device identifiers, browser type, browser version , the time and date of Your visit, the pages

Defining a JPA Entity Class

a primary key and what a version field is and how to use it. If you are already familiar with JPA

Query Parameters in JPA

is a third version of the same method, this time without parameters: public Country getCountryByName

Running JPA Queries

, but the version of Query returns a result list of a raw type (non generic) instead of a parameterized (generic

ObjectDB Object Database Features

 and type versioning . Class hierarchy changes are handled automatically. New added fields

ObjectDB Website - Terms and Conditions of Use

this web site you are agreeing to be bound by the then current version of these Terms and Conditions

Database Server

: ObjectDB Server [ version 2.9.0] Copyright (c) 2024, ObjectDB Software, All rights reserved. Usage: java

Chapter 4 - JPA Queries (JPQL / Criteria)

The JPA Query Language (JPQL) can be considered as an object oriented version of SQL. Users familiar with SQL should find JPQL very easy to learn and use. This chapter explains how to use JPQL as well as how to use the JPA Criteria API, which provides an alternative way for building queries in JPA

Entity Version History

ObjectDB manages automatic entity versioning (for optimistic lock purposes). Every entity object modification is reflected by a new version number. Naturally, previous values in the entity object ... to go back in time and view old versions (and old values) of entity objects. Future versions of ObjectDB

NetBeans/JPA Web Application Tutorial

This is the NetBeans version of the  JPA Web App tutorial. It demonstrates how  ... you will need the following software: Java JDK (6.0 or above). NetBeans - Java or All bundle The last version ... but it should work with other NetBeans versions as well (dialog boxes and menus might look slightly different

Eclipse/JPA Java EE Tutorial

This is the Eclipse version of the Java EE JPA tutorial. It demonstrates how  ... above). Eclipse IDE for Java EE Developers. GlassFish Server 3.0.1 (or above). The last version of ObjectDB (just ... with other Eclipse versions as well (dialog boxes and menus might look slightly different but the code

Eclipse/JPA Web Application Tutorial

This is the Eclipse version of the JPA Web App tutorial. It demonstrates how  ... Apache Tomcat Server 6.0 ( some modifications are needed for Tomcat 7.0 ). The last version ... with other Eclipse versions as well (dialog boxes and menus might look slightly different

NetBeans/JPA Java EE Tutorial

This is the NetBeans  version of the  Java EE JPA tutorial. It demonstrates  ... or above). NetBeans - Java or All bundle The last version of ObjectDB (just download and extract). The tutorial was written for NetBeans 6.9.1 but it should work with other NetBeans versions as

Eclipse/JPA Spring MVC Web Tutorial

This is the Eclipse version of the  Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java Spring MVC (Model View Controller) web application in ... for Eclipse 3.6.1 but it should work with other Eclipse versions as well (dialog boxes and menus

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 ... ). This tutorial was written for Eclipse 3.6.1 but it should work with other Eclipse versions as

Step 1: Install BIRT and ObjectDB Driver

matching the driver version to the ObjectDB server version when using client-server mode. The next step is creating a BIRT Report project .

NetBeans/JPA Spring MVC Web Tutorial

This is the NetBeans  version of the Spring MVC and JPA tutorial. It demonstrates how to create and run a full Java Spring MVC (Model View Controller) web application in ... was written for NetBeans 6.9.1 but it should work with other NetBeans versions as well (dialog boxes

Getting Started with JPA and NetBeans

This is the NetBeans version of the  Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in NetBeans. The demonstrated application uses JPA ... dependencies). The tutorial was written for NetBeans 6.9.1 but it should work with other NetBeans versions as

Spring MVC and JPA Tutorial

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

Step 1: Create a Maven Web Project

Next . Enter Group Id (e.g.  Guestbook ), Artifact Id (e.g.  Guestbook ), Version (e.g

Step 1: Create a Maven Web Project

). Enter Maven Version (e.g. 1.0 ) and Package ( guest ). Click the Finish button to create

Java EE Web Tutorial

database. This tutorial is available in the following versions : In addition the demonstrated application is available as a Maven project:

JPA Web Application Tutorial

database. This tutorial is available in the following versions : In addition the demonstrated application is available as a Maven project:

Getting Started with JPA

versions : In addition the demonstrated application is available as a Maven project: