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javax.persistence.DiscriminatorType

javax.persistence Enum DiscriminatorType java.lang.Object java.lang.Enum<javax.persistence.DiscriminatorType> javax.persistence.DiscriminatorType Implemented Interfaces: Serializable, Comparable<DiscriminatorType> Defines supported types of the discriminator column. Since: JPA 1.0
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javax.persistence.metamodel.Bindable.BindableType

javax.persistence.metamodel Enum Bindable.BindableType java.lang.Object java.lang.Enum<javax.persistence.metamodel.Bindable.BindableType> javax.persistence.metamodel.Bindable.BindableType Implemented Interfaces: Serializable, Comparable<BindableType> Since: JPA 2.0 BindableType ENTITY
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javax.persistence.Basic

other type that implements java.io.Serializable. The use of the Basic annotation is optional for persistent
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javax.persistence.criteria.CriteriaBuilder.Trimspec

javax.persistence.criteria Enum CriteriaBuilder.Trimspec java.lang.Object java.lang.Enum<javax.persistence.criteria.CriteriaBuilder.Trimspec> javax.persistence.criteria.CriteriaBuilder.Trimspec Implemented Interfaces: Serializable, Comparable<Trimspec> Used to specify how strings
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java.io.Externalizable

java.io Interface Externalizable Superinterfaces: Serializable Implementing Classes: ByteIdentity, CharIdentity, IntIdentity, LongIdentity, ObjectIdentity, ShortIdentity, SingleFieldIdentity, StringIdentity void readExternal(ObjectInput arg0)throws IOException, ClassNotFoundException Parameters
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javax.persistence.EntityNotFoundException

Interfaces: Serializable Thrown by the persistence provider when an entity reference obtained by
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javax.persistence.ValidationMode

javax.persistence Enum ValidationMode java.lang.Object java.lang.Enum<javax.persistence.ValidationMode> javax.persistence.ValidationMode Implemented Interfaces: Serializable, Comparable<ValidationMode> The validation mode to be used by the provider for the persistence unit. Since: JPA
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javax.persistence.GenerationType

javax.persistence Enum GenerationType java.lang.Object java.lang.Enum<javax.persistence.GenerationType> javax.persistence.GenerationType Implemented Interfaces: Serializable, Comparable<GenerationType> Defines the types of primary key generation strategies. Since: JPA 1.0
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javax.jdo.identity.IntIdentity

javax.jdo.identity Class IntIdentity java.lang.Object javax.jdo.identity.SingleFieldIdentity javax.jdo.identity.IntIdentity Implemented Interfaces: Externalizable, Serializable, Comparable This class is for identity with a single int field. Since: JDO 1.0 IntIdentity() Constructor
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javax.jdo.identity.LongIdentity

javax.jdo.identity Class LongIdentity java.lang.Object javax.jdo.identity.SingleFieldIdentity javax.jdo.identity.LongIdentity Implemented Interfaces: Externalizable, Serializable, Comparable This class is for identity with a single long field. Since: JDO 1.0 LongIdentity() Constructor

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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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.