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Fast Object Database for Java - with JPA/JDO support
ObjectDB ObjectDB
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Home » Support
2 versions...

ObjectDB Support

  • Frequently Asked Questions (FAQ)

    • About ObjectDB

        What is ObjectDB?

        Is ObjectDB a NoSQL Database?

    • ObjectDB APIs

        What is the Java Persistence API (JPA)?

        What is the Java Data Objects (JDO)?

        Which API should I use - JPA or JDO?

    • Using ObjectDB

        What are the system requirements for using ObjectDB?

        Can I use ObjectDB with languages other than Java?

        Can I use ObjectDB to access a relational database?

        Is ObjectDB scalable? What are its limitations?

    • Why ObjectDB?

        What are the main benefits of using ObjectDB?

        Is ObjectDB better than Object Relational Mapping (ORM)?

        Is ObjectDB better than competing object databases?

    • Getting Started

        How to install ObjectDB?

        Where can I learn how to use ObjectDB?

  • ObjectDB 1.x

    • ObjectDB 1.0 Manual

        [ODB1] Chapter 1 - About ObjectDB

        [ODB1] Chapter 2 - A Quick Tour

        [ODB1] Chapter 3 - Persistent Classes

        [ODB1] Chapter 4 - JDO Metadata

        [ODB1] Chapter 5 - JDO Connections

        [ODB1] Chapter 6 - Persistent Objects

        [ODB1] Chapter 7 - JDOQL Queries

        [ODB1] Chapter 8 - ObjectDB Server

        [ODB1] Chapter 9 - ObjectDB Explorer

    • Upgrade from ObjectDB 1.0

        What is new in ObjectDB 2.0?

        How to upgrade from ObjectDB 1.0?

    • ObjectDB Forum

    ObjectDB Issue Tracking

    Create New Support Ticket

About ObjectDB Getting Started Support
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Which JPA is Faster?

 

See a comparison of Hibernate, EclipseLink, OpenJPA, DataNucleus, MySQL, PostgreSQL, Derby, HSQLDB, DB4O by Versant, H2 Database, SQLite and ObjectDB

in the JPA Benchmark.

Copyright © 2003, 2010, 2020  ObjectDB Software, all rights reserved. The JPA API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the open source JPA 2 RI (EclipseLink) and is available under the terms of the Eclipse Public License, v. 1.0 and Eclipse Distribution License, v. 1.0. The JDO API Reference Documentation (JavaDoc) on this website is derived with some adjustments from the JDO 2.2 API and is available under the terms of the Apache License, v. 2.0. Images on this website are available under these licecnes. Documentation on this website explains how to use JPA in the context of the ObjectDB Object Database but mostly relevant also for ORM JPA implementations, such as Hibernate (and HQL), EclipseLink, TopLink, OpenJPA and DataNucleus. ObjectDB is not an ORM JPA implementation but an Object Database (ODBMS) for Java with built in JPA 2 support.