/*
*
* SchemaCrawler
* http://sourceforge.net/projects/schemacrawler
* Copyright (c) 2000-2010, Sualeh Fatehi.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
package schemacrawler.schema;
/**
* Represents a foreign-key mapping to a primary key in another table.
*
* @author Sualeh Fatehi
*/
public interface ForeignKey
extends NamedObject
{
/**
* Gets the list of column pairs.
*
* @return Column pairs
*/
ForeignKeyColumnMap[] getColumnPairs();
/**
* Gets the deferrability.
*
* @return Deferrability
*/
ForeignKeyDeferrability getDeferrability();
/**
* Gets the delete rule.
*
* @return Delete rule
*/
ForeignKeyUpdateRule getDeleteRule();
/**
* Gets the update rule.
*
* @return Update rule
*/
ForeignKeyUpdateRule getUpdateRule();
}