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102

PersistenceProperty.value

Annotation Element javax.persistence.PersistenceProperty String value The value of the property Since: JPA 1.0
102

PersistenceProperty.name

Annotation Element javax.persistence.PersistenceProperty String name The name of the property Since: JPA 1.0
102

javax.persistence.PersistenceProperty

javax.persistence Annotation PersistenceProperty Target: Describes a single container or persistence provider property. Used in PersistenceContext. Vendor specific properties may be included in the set of properties, and are passed to the persistence provider by the container when the entity
10

javax.persistence.PersistenceContext

needed when dependency injection is used. Default value: "" Since: JPA 1.0 PersistenceProperty
10

PersistenceContext.properties

Annotation Element javax.persistence.PersistenceContext PersistenceProperty[] properties (Optional) Properties for the container or persistence provider. Vendor specific properties may be included in this set of properties. Properties that are not recognized by a vendor are ignored. Default value: {} Since: JPA 1.0

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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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, 2024  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.