001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (C) 2012  Paul Ferraro
004 *
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Lesser General Public License as published by
007 * the Free Software Foundation, either version 3 of the License, or
008 * (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013 * GNU Lesser General Public License for more details.
014 *
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
017 */
018package net.sf.hajdbc;
019
020import java.util.List;
021
022/**
023 * Represents a foreign key constraint on a table.
024 * 
025 * @author  Paul Ferraro
026 * @since   1.1
027 */
028public interface ForeignKeyConstraint extends Constraint<ForeignKeyConstraint>
029{
030        /**
031         * @return the foreign table of this foreign key
032         */
033        QualifiedName getForeignTable();
034        
035        /**
036         * @return the foreign column of this foreign key
037         */
038        List<String> getForeignColumnList();
039        
040        /**
041         * @return Returns the deleteRule.
042         */
043        int getDeleteRule();
044
045        /**
046         * @return Returns the updateRule.
047         */
048        int getUpdateRule();
049
050        /**
051         * @return Returns the deferrability.
052         */
053        int getDeferrability();
054}