ObjectDB Database Search

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ObjectDB Forum

All about ObjectDB Forum in Java/JPA database - explanations, examples, references, links and related information.

ObjectDB Website - Terms and Conditions of Use

one copy of the materials (information or software) on ObjectDB Software's web site for personal, non ... engineer any software contained on ObjectDB Software's web site; remove any copyright or other proprietary ... of these restrictions and may be terminated by ObjectDB Software at any time. Upon terminating your viewing

ObjectDB License

Free License ObjectDB can be downloaded and used at no cost (including commercially)  ... file. This could be useful for small projects, academic assignments, evaluation and learning. ObjectDB ... . You are encouraged to test ObjectDB before purchasing a license. Server License ObjectDB 2.x Server

BIRT/ODA ObjectDB Driver

The ObjectDB BIRT/ODA driver is an extension for the open-source Business Intelligence and Reporting Tools (BIRT). It adds support for ObjectDB as a data source and JPQL as a data set query language. For step by step instructions on using BIRT with ObjectDB see the Report Generation with BIRT

ObjectDB Object Database Features

ObjectDB provides a rich set of features. Many features are implemented as part of ObjectDB's ... Databases are also supported by ObjectDB . The combination of Object Database features with Relational Database features brings you the best of both worlds. Capabilities & Scalability ObjectDB

ObjectDB License Agreement [ver. 2.0.4]

and conditions - do not download, install or use the software. This agreement is between ObjectDB Software Ltd (" ObjectDB Software") and you ("The Customer"). The terms and conditions of this agreement ... . ObjectDB Software grants the Customer a non-exclusive and non-transferable license for using

ObjectDB 2.9 Developer's Guide

Welcome to ObjectDB for Java/JPA Developer's Guide. Here you can learn how to develop database applications using ObjectDB and JPA (Java Persistence API). The main purpose of this guide is to make you productive with ObjectDB and JPA in a short time. Guide Structure Demonstrates basic database

ObjectDB - JPA Object Database for Java

it is the bottleneck in most applications. ObjectDB is extremely fast and much faster than any other JPA ... , and even add their own overhead. ObjectDB supports direct storage of graphs of objects ... productivity. ObjectDB is the most productive software for developing Java database applications

Is ObjectDB better than competing object databases?

: ObjectDB is unique in supporting the standard APIs. It is the only object database with built in ... , supporting community, forums, IDEs support, tools, books, tutorials and sample code. ObjectDB ... almost every application. ObjectDB supports user defined primary keys including composite primary keys

What are the main benefits of using ObjectDB?

By using ObjectDB you can reduce development time and costs and improve your application performance. Reducing Development Time and Costs ObjectDB makes database programming easier and faster ... ObjectDB is especially designed to store and manage graphs of objects efficiently. That can accelerate

How to install ObjectDB?

ObjectDB is distributed as a zip file. Just download and extract the ObjectDB distribution zip file. No need to run any install or setup program. You can uninstall ObjectDB by deleting the ObjectDB directory. ObjectDB does not modify the registry or any other system file.

ObjectDB Overview

The ObjectDB Object Database ObjectDB is a powerful Object-Oriented Database Management System (ODBMS). It is compact, reliable, easy to use and extremely fast. ObjectDB provides ... processing, etc.) but in a way that makes development easier and applications faster. ObjectDB Database Key

Where can I learn how to use ObjectDB?

The best source for learning ObjectDB is the ObjectDB Manual , which contains all the necessary information for using ObjectDB . The only required background is a good understanding of the Java language. Reading the manual and getting started with ObjectDB could be easier for developers with prior

Is ObjectDB a NoSQL Database?

ObjectDB is a unique NoSQL database. It doesn't have the known disadvantages and limitations ... , isolation, durability). Unlike other NoSQL solutions, ObjectDB provides full support of rich complex queries ... , ObjectDB supports full ACID (atomicity, consistency, isolation, durability

Is ObjectDB scalable? What are its limitations?

ObjectDB is highly scalable and can manage efficiently databases in a wide range of sizes, from a few Kilobytes to hundreds of Gigabytes and even Terabytes. ObjectDB can be used in small embedded single user applications as well as in heavy loaded multi threaded multi user applications. ObjectDB

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.

Is ObjectDB better than Object Relational Mapping (ORM)?

As noted above, using ObjectDB instead of a relational database and ORM combination  ... ), you can develop portable applications that can use both ObjectDB and relational databases. This way you have the best of both worlds - use ObjectDB when applicable for faster development and better

What is ObjectDB?

ObjectDB is an Object Oriented Database Management System (ODBMS). It provides all the standard database management services (storage and retrieval, transactions, lock management, query processing ... objects (and graphs of objects) in an ObjectDB database directly. There's no need to define tables

ObjectDB Release History

Please read the ObjectDB licence page.

Can I use ObjectDB to access a relational database?

To access relational databases using the Java Persistence API (JPA) you will need an Object Relational Mapping (ORM) tool, such as Hibernate, TopLink, EclipseLink, Open JPA or DataNucleus. The DataNucleus ORM implementation supports also the Java Data Objects (JDO) API. ObjectDB is a full featured

Can I use ObjectDB with languages other than Java?

ObjectDB can be used by Java Virtual Machine (JVM) languages, such as Java, Kotlin, Groovy and Scala. It can also be used with other languages, such as Python, JavaScript, Ruby and PHP, but currently only with their JVM implementations (e.g. Jython for Python, GraalVM for JavaScript

ObjectDB API Reference

All about ObjectDB API Reference in Java/JPA database - explanations, examples, references, links and related information.

Get ObjectDB

All about Get ObjectDB in Java/JPA database - explanations, examples, references, links and related information.

Download ObjectDB

All about Download ObjectDB in Java/JPA database - explanations, examples, references, links and related information.

Why ObjectDB?

All about Why ObjectDB? in Java/JPA database - explanations, examples, references, links and related information.

Using ObjectDB

All about Using ObjectDB in Java/JPA database - explanations, examples, references, links and related information.

ObjectDB APIs

All about ObjectDB APIs in Java/JPA database - explanations, examples, references, links and related information.

About ObjectDB

All about ObjectDB in Java/JPA database - explanations, examples, references, links and related information.

ObjectDB Database

All about ObjectDB Database in Java/JPA database - explanations, examples, references, links and related information.

ObjectDB Issue Tracking

All about ObjectDB Issue Tracking in Java/JPA database - explanations, examples, references, links and related information.

ObjectDB Change Log

Change Log of ObjectDB Releases

Step 1: Install BIRT and ObjectDB Driver

We start by installing the BIRT development environment and the ObjectDB data source driver ... the ObjectDB Data Source Driver To install the ObjectDB data source driver for BIRT: Open the [Install] dialog box by selecting Help Install New Software... In the [Work with] field enter the ObjectDB

Step 3: Create an ObjectDB Data Source

Connections to the database are represented in BIRT as data sources. To create an ObjectDB data ... Explorer] window and selecting  New Data Source . Select ObjectDB Data Source from the list of available data source types. Enter data source name (e.g. ObjectDB Points ) and click Next . Specify

Step 4: Create an ObjectDB Data Set

Queries against the database are represented in BIRT as data sets. To create the data set: Open the [New Data Set] dialog box by right clicking the Data Sets node in the [Data Explorer] window and selecting New Data Set . Select the data source that was created in the previous step (e.g. ObjectDB

JPA Class Enhancer

The ObjectDB Enhancer is a post-compilation tool that improves performance by modifying ... but not enforced by ObjectDB . Instead, use the accessor and mutator methods of the desired class ... explained in Chapter 3 ). Special code is added to enhanced classes that automatically notifies ObjectDB

Chapter 6 - Configuration

The ObjectDB configuration file contains one root element with seven child elements ... : The configuration path By default, the configuration file is loaded from $ objectdb / objectdb .conf , where $ objectdb represents the ObjectDB home directory. ObjectDB home ( $ objectdb ) The value of $ objectdb

Database Server

The ObjectDB Server is a tool that manages ObjectDB databases in a separate, dedicated process ... those on remote computers. The main benefits of running an ObjectDB server in client-server mode are: The ability ... embedded mode, ObjectDB is integrated as a library and runs within the application's process

Database Doctor

The ObjectDB Doctor tool provides two related services: Diagnose and validate an ObjectDB database file : Checks a specified ObjectDB database file to verify its integrity. If the file is corrupted, the tool produces a detailed diagnostic report that lists all errors. Repair a corrupted ObjectDB

Online Backup

Because an ObjectDB database is stored as a single file in the file system, you can back it up by ... it is not open in an ObjectDB server or in use by any application. ObjectDB also supports online ... that represents a local or remote connection to the database: em.createQuery(" objectdb backup

Database Transaction Replayer

ObjectDB can record its internal engine operations in special binary recording files (journal files). Recording is disabled by default and can be enabled in the configuration . The ObjectDB Replayer ... When recording is enabled , ObjectDB maintains a recording directory for each database file. The name

Database Management Settings

is appropriate for most applications. The element When recovery is enabled, ObjectDB creates a recovery file ... , the recovery file can be used to repair it. ObjectDB automatically performs recovery when it opens ... provides a hint for the amount of space to reserve for the recovery file. ObjectDB might use

JPA Connections and Transactions

these interfaces. When you use ObjectDB , you work with instances of its implementation classes ... ", "admin"); EntityManagerFactory emf = Persistence . createEntityManagerFactory ( " objectdb ://localhost ... a persistence unit name as an argument. As an extension, ObjectDB lets you specify a database URL or path

Obtaining a JPA Database Connection

. Therefore, to manipulate an ObjectDB database, you need an EntityManager instance. Operations that modify database ... you to define a persistence unit generate an EntityManagerFactory . However, with ObjectDB , you can either define a standard persistence unit or provide the file path of the ObjectDB database directly

JPA Entity Fields

a value of one of the supported persistable types . ObjectDB supports persistent fields with any ... ; the other relationship annotations are required when applicable. However, ObjectDB doesn't require any ... annotation. This annotation requires ObjectDB to verify that the type is embeddable: @Entity public

JPA Persistable Types

Persistable types are data types that can be used for storing data in the database. ObjectDB ... . ObjectDB is slightly less restrictive: Static nested entity classes are allowed, but non-static inner ... can be. In most cases, ObjectDB can manage a missing no-argument constructor. Aside from these constraints

Database Replication and Clustering

ObjectDB supports master-slave replication, also known as clustering. With replication, the same ... to the slave databases, keeping them synchronized. Setting a master satabase A master ObjectDB database is a standard database that is managed on a standard ObjectDB database server . Any ObjectDB database

JPA Persistence Unit

is optional when using ObjectDB but required by JPA. Programmatic configuration ... ("jakarta.persistence.jdbc.url", " objectdb ://localhost/my.odb") .property("jakarta.persistence.jdbc.user ... defines one persistence unit: My Persistence Unit com. objectdb .jpa.Provider META-INF/mappingFile.xml

General Settings and Logging

The configuration element specifies ObjectDB settings that are relevant to both the server ... constraints, ObjectDB can use temporary files when processing large amounts of data, such as query ... . Therefore, ObjectDB uses temporary files only for data that exceeds a size limit specified by the threshold

Step 1: Create a Maven Web Project

Name (e.g. Guestbook ) and select Java EE 5. Enter Maven Group Id (e.g. com. objectdb .tutorial.spring ... under Project Files in the [Project] window: To add dependency on the Spring MVC Framework and ObjectDB ... file and use copy and paste to replace its content with the following settings: 4.0.0 com. objectdb

Step 1: Create a Maven Web Project

dependency on the Spring MVC Framework and ObjectDB and to automatically download all the required JAR ... ; copy and paste to replace its content with the following settings: 4.0.0 com. objectdb .tutorial.spring Guestbook war 1.0 Guestbook http://maven.apache.org UTF-8 objectdb ObjectDB Repository https://m2