ISO/IEC TECHNICAL REPORT TR 10032 First edition 2003-11-01 Information technology Reference Model of Data Management Technologies de I'information - Modele de reference pour la gestion de donnees Reference number ISO/IEC TR 10032:2003(E) IEC ISO @ISO/IEC2003 ISO/IEC TR 10032:2003(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation ? ISO/IEC2003 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ISO/IEC2003Allrightsreserved ISO/IEC TR 10032:2003(E) Contents Page Foreword.... vi Introduction 1 Scope.. 2 Terms and definitions 3 Symbols and abbreviations .... 3.1 Symbols ... 3.1.1 Persistent data , 3.1.2 Communications linkage.. 3.1.3 Processing linkage. 3.1.4 Process class .. 3.1.5 Processor class... 3.1.6 Processor class with service interface. 3.1.7 Class names .... 3.2 Abbreviations .... 4 Data Management Requirements .... 4.1 Purpose... 4.2 Information systems . 4.2.1 ContextofDataManagementinanInformationSystem. 9 4.3 Database and schema .... 10 4.4 Data Modelling Facility ..... 4.5 Data independence 11 4.6 Data management services 11 4.7 Processors and interfaces .. 4.8 12 4.8.1 Definitionandmodificationofaccesscontrolprivileges 12 4.8.2 Enforcement of access control .. 12 4.8.3 Security external to data management... 13 4.9 13 4.9.1 Information systems life cycle support .. 13 4.9.2 Configuration management, version control and variants.... 4.9.3 Concurrent processing...... 14 4.9.4 Database transaction management . 4.9.5 Performance engineering..... 15 4.9.6 Referencing data .... 15 4.9.7 Extensible Data Modelling Facility ... 4.9.8 Support for different Data Modelling Facilities at user interface. 15 4.9.9 Audit trails..... 15 4.9.10 Recovery.... 15 4.9.11 Logical data restructuring .... 4.9.12 Physical storage reorganization... .16 4.10 Additional operational requirements to support data management in a distributed information system.... 16 4.10.1 Distribution control... 17 4.10.2 Database transaction management 18 4.10.3 Communications......... 18 4.10.4 Export./import.... 4.10.5 Distributionindependence.. .18 4.10.6 System autonomy .. 18 4.10.7 Recovery of a distributed database 18 4.11 Dictionary systems .... .18 tionforstandardization -All rights reserved ii ISO/IEC TR 10032:2003(E) 5 Concepts for data level pairs and related processes . 5.1 5.2 Level pairs .19 5.2.1 Interlocking level pairs ... 19 5.2.2 Recursive use of level pairs.... .20 5.2.3 Operations on level pairs .. .21 5.3 Dependence of level pairs on a Data Modelling Facility 21 5.3.1 Level pairs and data structuring rules ... 5.3.2 Level pairs and data manipulation rules........ .21 5.4 Levelpairs andassociatedprocesses.... 22 5.5 Access control for level pairs .. 24 5.6 Schema modification .... .24 6 Architectural model. .24 6.1 6.2 Modelling concepts .24 6.2.1 Characteristics of Reference Model processors... ,25 6.2.2 Levels ofabstraction .25 6.2.3 Notation for processors. .25 6.3 The generic model of data management .... .26 6.3.1 Generic Data