org.eclipse.modisco.usecase.birtsampledb/Metamodels/RelationalDBContent.km3

-- ******************************************************************************
-- Copyright (c) 2006 INRIA. 
-- All rights reserved. This program and the accompanying materials 
-- are made available under the terms of the Eclipse Public License v2.0 
-- which accompanies this distribution, and is available at
-- http://www.eclipse.org/legal/epl-v20.html
-- 
-- Contributors: 
-- 	INRIA - Initial implementation
--  
-- ******************************************************************************

-- @name		RelationalDBContent
-- @version		1.0
-- @domains		Relational Databases
-- @authors		Hugo Bruneliere (Hugo.Bruneliere@univ-nantes.fr | hugo.bruneliere@gmail.com)
-- @date		2006/10/31
-- @description	This metamodel describes a simple way of representing the content of a relational database by modeling the tuples stored in its different tables.
-- @see			The "MySQL.km3" metamodel in the "MySQL to KM3" transformation (http://www.eclipse.org/gmt/atl/atlTransformations/)

package RelationalDBContent {

   abstract class NamedElement {
		attribute name : String;
	}

	class DataBase extends NamedElement {
		attribute SGBDname: String; -- Oracle, MySQL, etc
		reference tables[*] container : Table oppositeOf database;
	}
	
	class Table extends NamedElement {
		reference database: DataBase oppositeOf tables;
		reference tuples[*] ordered container: Tuple oppositeOf owner; 
	}
	
	class Tuple {
		reference owner : Table oppositeOf tuples;
		reference elements[*] ordered container: TupleElement oppositeOf tuple;
	}

	class TupleElement {
		reference tuple: Tuple oppositeOf elements;
		attribute value[0-1]: String;
	}
	
}


package PrimitiveTypes {	
	datatype Integer;
	datatype String;
	datatype Boolean;
	datatype Double;
}