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51

AccessType.PROPERTY

Enum Constant javax.persistence.AccessType PROPERTY Property-based access is used. Since: JPA 2.0
5

[ODB1] Chapter 5 - JDO Connections

instance: import java.util.Properties; import javax.jdo.*; : : Properties properties = new Properties(); properties.setProperty( "javax.jdo.PersistenceManagerFactoryClass", "com.objectdb.jdo.PMF"); properties.setProperty( "javax.jdo.option.ConnectionURL", "local.odb
5

Constants.NONCONFIGURABLE_PROPERTY_VENDOR_NAME

Static Field javax.jdo.Constants String NONCONFIGURABLE_PROPERTY_VENDOR_NAME Nonconfigurable property constanct "VendorName" Since: JDO 2.1 See Also: PersistenceManagerFactory.getProperties()
5

Constants.NONCONFIGURABLE_PROPERTY_VERSION_NUMBER

Static Field javax.jdo.Constants String NONCONFIGURABLE_PROPERTY_VERSION_NUMBER Nonconfigurable property constanct "VersionNumber" Since: JDO 2.1 See Also: PersistenceManagerFactory.getProperties()
5

Constants.ELEMENT_PROPERTY

Static Field javax.jdo.Constants String ELEMENT_PROPERTY The name of the persistence manager factory property elements in the JDO configuration file. Since: JDO 2.1
5

Constants.PROPERTY_ATTRIBUTE_NAME

Static Field javax.jdo.Constants String PROPERTY_ATTRIBUTE_NAME The name of the persistence manager factory property element's "name" attribute. Since: JDO 2.1
5

Constants.PROPERTY_ATTRIBUTE_VALUE

Static Field javax.jdo.Constants String PROPERTY_ATTRIBUTE_VALUE The name of the persistence manager factory property element's "value" attribute. Since: JDO 2.1
5

Constants.PROPERTY_TRANSACTION_ISOLATION_LEVEL_SNAPSHOT

Static Field javax.jdo.Constants String PROPERTY_TRANSACTION_ISOLATION_LEVEL_SNAPSHOT "javax.jdo.option.TransactionIsolationLevel.snapshot" Since: JDO 2.2 See Also: PersistenceManagerFactory.supportedOptions()
5

Constants.PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_UNCOMMITTED

Static Field javax.jdo.Constants String PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_UNCOMMITTED "javax.jdo.option.TransactionIsolationLevel.read-uncommitted" Since: JDO 2.2 See Also: PersistenceManagerFactory.supportedOptions()
5

Constants.PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_COMMITTED

Static Field javax.jdo.Constants String PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_COMMITTED "javax.jdo.option.TransactionIsolationLevel.read-committed" Since: JDO 2.2 See Also: PersistenceManagerFactory.supportedOptions()

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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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.