Front cover Software Configuration Management A Clear Case for IBM Rational ClearCase and ClearQuest UCM Implementing ClearCase Implementing ClearQuest for UCM ClearCase and ClearQuest MultiSite Ueli Wahli Jennie Brown Matti Teinonen Leif Trulsson ibm.com/redbooks International Technical Support Organization Software Configuration Management A Clear Case for IBM Rational ClearCase and ClearQuest UCM December 2004 SG24-6399-00 Note: Before using this information and the product it supports, read the information in “Notices” on page xvii. First Edition (December 2004) This edition applies to IBM Rational ClearCase and MultiSite Version 2003.06.00 and IBM Rational ClearQuest and MultiSite Version 2003.06.00. Some information about Version 06.13 is included. © Copyright International Business Machines Corporation 2004. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . xvii Trademarks . xviii Preface . xix The team that wrote this redbook. xxi Become a published author . xxiii Comments welcome. xxiii Part 1. Introduction to SCM . 1 Chapter 1. The quest for software lifecycle management . 3 Stories from the wild. 4 Software asset management . 5 Better software configuration management means better business . 6 Seven keys to improving business value . 7 Safety . 7 Stability . 8 Control. 8 Auditability. 9 Reproducibility. 10 Traceability . 11 Scalability . 12 Good SCM is good business . 13 Chapter 2. Choosing the right SCM strategy . 15 The questions. 16 A version control strategy. 17 Delta versioning . 17 A configuration control strategy . 19 A process management strategy . 21 A problem tracking strategy . 23 Chapter 3. Why ClearCase and ClearQuest . 25 Introduction. 26 IBM Rational Team Unifying Platform . 28 IBM Rational ClearCase . 28 ClearCase LT. 29 ClearCase . 29 ClearCase MultiSite . 29 © Copyright IBM Corp. 2004. All rights reserved. iii Unified Change Management . 31 IBM Rational ClearQuest . 31 Chapter 4. Mapping and terminology of the IBM Rational product set . 33 Mapping of the IBM Rational product set to SCM areas . 34 Base ClearCase. 34 ClearQuest. 34 ClearCase UCM. 35 ClearCase UCM + ClearQuest. 35 Terminology . 35 Basic terminology . 35 Element . 35 Version. 36 Versioned object base . 36 Views . 37 Checkout model . 38 Base ClearCase terminology . 40 Branch . 40 Version label . 41 Configuration specification. 42 UCM terminology . 44 Project . 44 Component . 44 Activity . 45 Work areas and streams . 45 Baselines . 47 ClearQuest terminology . 48 Schemas . 49 Schema repositories . 49 User databases . 50 Database sets and connections. 50 State transition model . 51 Chapter 5. Planning for software configuration management . 53 Planning for ClearCase and ClearQuest . 54 Writing an SCM plan . 55 Introduction . 55 Purpose . 55 Scope. 55 Definitions, acronyms, and abbreviations . 55 References. 56 Overview . 56 The SCM framework . 56 Organization, responsibilities, and interfaces . 56 Tools, environment, and infrastructure . 56 iv Software Configuration Management with IBM Rational ClearCase and ClearQuest UCM Administration and maintenance . 56 The SCM process . ..