Java tutorial
/* * 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 = ""); }