jakarta.persistence.InheritanceType Maven / Gradle / Ivy
/*
* Copyright (c) 2008, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// Linda DeMichiel - 2.1
// Linda DeMichiel - 2.0
package jakarta.persistence;
/**
* Defines inheritance strategy options.
*
* @since 1.0
*/
public enum InheritanceType {
/** A single table per class hierarchy. */
SINGLE_TABLE,
/** A table per concrete entity class. */
TABLE_PER_CLASS,
/**
* A strategy in which fields that are specific to a
* subclass are mapped to a separate table than the fields
* that are common to the parent class, and a join is
* performed to instantiate the subclass.
*/
JOINED
}
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