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3

javax.persistence.NoResultException

: Serializable Thrown by the persistence provider when Query.getSingleResult() or TypedQuery.getSingleResult
3

javax.persistence.OptimisticLockException

Interfaces: Serializable Thrown by the persistence provider when an optimistic locking conflict occurs
3

javax.persistence.TemporalType

javax.persistence Enum TemporalType java.lang.Object java.lang.Enum<javax.persistence.TemporalType> javax.persistence.TemporalType Implemented Interfaces: Serializable, Comparable<TemporalType> Type used to indicate a specific mapping of java.util.Date or java.util.Calendar
3

javax.persistence.spi.PersistenceUnitTransactionType

javax.persistence.spi Enum PersistenceUnitTransactionType java.lang.Object java.lang.Enum<javax.persistence.spi.PersistenceUnitTransactionType> javax.persistence.spi.PersistenceUnitTransactionType Implemented Interfaces: Serializable, Comparable<PersistenceUnitTransactionType
0

javax.jdo.JDOOptimisticVerificationException

Interfaces: Serializable This class represents optimistic verification failures. The nested exception
0

javax.jdo.JDONullIdentityException

javax.jdo.JDONullIdentityException Implemented Interfaces: Serializable
0

javax.jdo.JDOFatalUserException

Implemented Interfaces: Serializable This class represents user errors that cannot be retried. Since: JDO
0

javax.jdo.annotations.ForeignKeyAction

javax.jdo.annotations Enum ForeignKeyAction java.lang.Object java.lang.Enum<javax.jdo.annotations.ForeignKeyAction> javax.jdo.annotations.ForeignKeyAction Implemented Interfaces: Serializable, Comparable<ForeignKeyAction> Enumeration of the foreign-key delete/update action values
0

javax.jdo.JDOCanRetryException

javax.jdo Exception JDOCanRetryException java.lang.Object java.lang.Throwable java.lang.Exception java.lang.RuntimeException javax.jdo.JDOException javax.jdo.JDOCanRetryException Implemented Interfaces: Serializable Subclasses
0

javax.jdo.identity.StringIdentity

javax.jdo.identity Class StringIdentity java.lang.Object javax.jdo.identity.SingleFieldIdentity javax.jdo.identity.StringIdentity Implemented Interfaces: Externalizable, Serializable, Comparable This class is for identity with a single String field. Since: JDO 1.0 StringIdentity

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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in the JPA Benchmark.

Copyright © 2003, 2010, 2023  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.