org.hibernate.annotations.Table.java Source code

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.annotations;

import java.lang.annotation.Repeatable;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**
 * Complementary information to a table either primary or secondary.
 *
 * @author Emmanuel Bernard
 */
@Target({ TYPE })
@Retention(RUNTIME)
@Repeatable(Tables.class)
public @interface Table {
    /**
     * name of the targeted table.
     */
    String appliesTo();

    /**
     * Indexes.
     */
    Index[] indexes() default {};

    /**
     * define a table comment.
     */
    String comment() default "";

    /**
     * Defines the Foreign Key name of a secondary table pointing back to the primary table.
     */
    ForeignKey foreignKey() default @ForeignKey(name = "");

    /**
     * If set to JOIN, the default, Hibernate will use an inner join to retrieve a
     * secondary table defined by a class or its superclasses and an outer join for a
     * secondary table defined by a subclass.
     * If set to select then Hibernate will use a
     * sequential select for a secondary table defined on a subclass, which will be issued only if a row
     * turns out to represent an instance of the subclass. Inner joins will still be used to retrieve a
     * secondary defined by the class and its superclasses.
     *
     * <b>Only applies to secondary tables</b>
     */
    FetchMode fetch() default FetchMode.JOIN;

    /**
     * If true, Hibernate will not try to insert or update the properties defined by this join.
     *
     * <b>Only applies to secondary tables</b>
     */
    boolean inverse() default false;

    /**
     * If enabled, Hibernate will insert a row only if the properties defined by this join are non-null
     * and will always use an outer join to retrieve the properties.
     *
     * <b>Only applies to secondary tables</b>
     */
    boolean optional() default true;

    /**
     * Defines a custom SQL insert statement.
     *
     * <b>Only applies to secondary tables</b>
     */
    SQLInsert sqlInsert() default @SQLInsert(sql = "");

    /**
     * Defines a custom SQL update statement.
     *
     * <b>Only applies to secondary tables</b>
     */
    SQLUpdate sqlUpdate() default @SQLUpdate(sql = "");

    /**
     * Defines a custom SQL delete statement.
     *
     * <b>Only applies to secondary tables</b>
     */
    SQLDelete sqlDelete() default @SQLDelete(sql = "");
}