Migrating to SAP S/4HANA, 2nd Edition
- Length: 606 pages
- Edition: 2
- Language: English
- Publisher: SAP Press
- Publication Date: 2021-03-24
- ISBN-10: 1493220942
- ISBN-13: 9781493220946
- Sales Rank: #627545 (See Top 100 Books)
The best-selling book on SAP S/4HANA migration is back! Dive into this complete guide to SAP S/4HANA migrations paths, processes, and tools. Start with the basics: explore prerequisites for migration and learn about the on-premise, cloud, and hybrid operating models. Then get to know each migration path: brownfield, greenfield, or selective data transition. Understand the steps you’ll take as you plan, prepare, and perform your migration, for any implementation path you choose. Your SAP S/4HANA migration starts today!
- Your guide to SAP S/4HANA migration and implementation projects
- Planning, preparation, implementation: find the information you need for each project phase
- Detailed instructions for brownfield and greenfield scenarios
- 2nd edition, updated and expanded
Getting Started
Cloud, on-premise, or hybrid? Brownfield, greenfield, or selective data transition? Explore your migration options and then tailor your path to a successful migration.
Processes
Walk through each migration method with expert advice, instructions, and screenshots for system conversions, new implementations, and more.
Tools
Master the tools of the trade: SAP S/4HANA migration cockpit, SAP S/4HANA migration object modeler, and a survey of the latest migration and modeling tools.
- Cloud, on-premise, and hybrid scenarios
- System conversion
- New implementation
- Data migration
- Selective data transition
- SAP S/4HANA Cloud
- SAP Activate
- Migration object modeler
- Migration cockpit
- Rapid data migration
Dear Reader Notes on Usage Table of Contents Preface Introduction Who This Book Is For Structure of This Book Part I SAP S/4HANA: Basic Principles 1 SAP S/4HANA: Requirements and Benefits 1.1 Future Business Challenges 1.1.1 Digitization of Business Processes 1.1.2 Trends of the Digital Transformation 1.2 The Pledge of SAP S/4HANA 1.2.1 Simplification of the Functionality 1.2.2 Simplification of Data Structures 1.2.3 Simplified User Interfaces 1.2.4 Simplified Analyses 1.3 Business Functions in SAP S/4HANA 1.3.1 Accounting 1.3.2 Logistics 1.3.3 Human Resources 1.3.4 Procurement 1.3.5 Connecting Business Data Using Experience Management 2 SAP S/4HANA versus the Traditional SAP Business Suite 2.1 Comparing the Available Solutions: SAP S/4HANA and the Digital Core 2.2 Simplification 2.3 The New Data Model and the SAP HANA Database 2.3.1 SAP HANA 2.3.2 The Data Model 2.3.3 Handling Existing Data 2.3.4 Sizing 2.4 SAP Fiori User Interfaces 2.4.1 Technological Changes 2.4.2 Operating Concept 2.5 Interfaces 2.6 SAP S/4HANA Embedded Analytics 2.7 Summary 3 Cloud, On-Premise, and Hybrid Scenarios 3.1 Overview of Operating Models 3.1.1 On-Premise Operating Model 3.1.2 Cloud Operating Model 3.1.3 Hybrid Operating Model 3.2 The SAP S/4HANA Product Family 3.2.1 SAP S/4HANA On-Premise Edition 3.2.2 SAP S/4HANA Cloud 3.2.3 SAP HANA Enterprise Cloud 3.2.4 SAP S/4HANA Cloud, Extended Edition 3.3 Comparing the Operating Models 3.3.1 Hardware, Software, Operation, and Maintenance 3.3.2 User Interfaces 3.3.3 Functional Scope and Supported Country Versions 3.3.4 Options for Enhancement 3.3.5 Payment Model and Runtime 3.3.6 Model for Migration to SAP S/4HANA 3.4 Extensibility of SAP S/4HANA 3.4.1 Side-By-Side Operation 3.4.2 In-App Enhancements 3.4.3 Checking Custom Enhancements when Migrating to SAP S/4HANA 3.5 ABAP-Based Enhancements via SAP BTP, ABAP Environment 3.5.1 SAP BTP, ABAP Environment 3.5.2 Migrating Custom ABAP Code to SAP BTP, ABAP Environment 3.6 Summary Part II Preparing for Migration to SAP S/4HANA 4 Which Migration Options Are Available? 4.1 Basic Considerations 4.2 The Three Migration Scenarios 4.2.1 New Implementation of SAP S/4HANA 4.2.2 System Conversion to SAP S/4HANA 4.2.3 Selective Data Transition to SAP S/4HANA 4.3 Summary 5 Selecting Your Migration Scenario 5.1 Overview of Procedures and Input Helps 5.1.1 SAP Innovation and Optimization Pathfinder 5.1.2 SAP Transformation Navigator 5.1.3 SAP Readiness Check 5.2 Creating Your Own Roadmap 5.2.1 Initial Situation: Single System 5.2.2 Initial Situation: Decentralized System Landscape 5.2.3 Sample Roadmaps 5.3 The Most Important Criteria for Your Decision 5.4 Summary 6 Trial Systems 6.1 The SAP S/4HANA Trial System 6.2 SAP S/4HANA Fully Activated Appliance 6.3 Solution Scope of SAP S/4HANA Fully Activated Appliance 6.4 Summary Part III Migration through System Conversion According to the Brownfield Approach 7 Preparing System Conversion 7.1 Overview of the System Conversion Project 7.1.1 System Conversion Process 7.1.2 System Group Conversion 7.2 System Requirements and Checks 7.2.1 General Considerations 7.2.2 System Requirements 7.2.3 Simplification List 7.2.4 Maintenance Planner 7.2.5 Simplification Item Checks 7.2.6 Analyzing Custom Developments 7.2.7 Database Sizing for SAP S/4HANA 7.2.8 Software Update Manager with Prerequisite Check Extended 7.2.9 SAP Readiness Check for SAP S/4HANA 8 Executing System Conversion 8.1 Using Software Update Manager 8.2 Activities after SUM 8.2.1 Converting Accounting 8.2.2 Monitoring Silent Data Migration 8.2.3 Adapting Custom Developments 8.2.4 Setting Up the SAP Fiori Frontend Server 8.2.5 Migrating to SAP Fiori User Interfaces 8.2.6 Deleting Obsolete Data 8.3 Estimating and Reducing the Downtime 8.3.1 Tuning of the Standard Conversion 8.3.2 Uptime Migration (Downtime-Optimized DMO) 8.3.3 Downtime-Optimized Conversion 8.3.4 Near-Zero Downtime Technology 8.4 Insights from Previous Customer Projects Part IV New Implementation and Data Migration According to the Greenfield Approach 9 SAP Activate 9.1 SAP Activate Content 9.1.1 SAP Best Practices 9.1.2 Tools for Adaptation and Extensibility 9.1.3 SAP Activate Methodology 9.2 SAP Activate Phases 10 Installing and Configuring SAP S/4HANA On-Premise or in the Private Cloud 10.1 Installation 10.2 System Configuration 11 Setup and Configuration of SAP S/4HANA Cloud 11.1 Setting Up SAP S/4HANA Cloud 11.1.1 Discover Phase: Setting Up the SAP S/4HANA Cloud Trial System 11.1.2 Prepare and Explore Phase: Setting Up the SAP S/4HANA Cloud System 11.1.3 Realize Phase: Setting Up the SAP S/4HANA Cloud Quality System 11.1.4 Deploy Phase: Setting Up the SAP S/4HANA Cloud Production Systems 11.2 Configuring SAP S/4HANA Cloud 11.2.1 Scoping 11.2.2 Fine-Tuning 11.3 Setup and Configuration of SAP S/4HANA Cloud via SAP Central Business Configuration 11.3.1 System Landscape with SAP Central Business Configuration 11.3.2 SAP Activate Methodology and SAP Central Business Configuration 11.3.3 Project Experience 11.3.4 Defining the Scoping 11.3.5 Configuration of SAP S/4HANA Cloud via SAP Central Business Configuration 12 Planning Data Migration 12.1 Data Migration Using SAP Activate 12.1.1 Data Migration in SAP Activate Roadmaps 12.1.2 SAP Activate Methodology for Business Suite and On-Premise—Agile and Waterfall Roadmap 12.1.3 SAP Activate Methodology for SAP S/4HANA Cloud Roadmap 12.2 Data Migration Phases 12.2.1 Data Analysis 12.2.2 Data Cleansing 12.2.3 Mapping 12.2.4 Implementation 12.2.5 Testing 12.2.6 Data Validation 12.2.7 Productive Load and Support 12.3 Project Planning Using SEAMAP 12.3.1 Overview of General Work Packages for SAP S/4HANA Systems 12.3.2 Work Packages for SAP S/4HANA Cloud-based Systems 12.4 Tools for Data Migration Planning 12.4.1 Estimating the Effort Using Microsoft Excel 13 SAP S/4HANA Migration Cockpit 13.1 Data Migration Using the SAP S/4HANA Migration Cockpit 13.1.1 Overview of the Migration Approaches of the SAP S/4HANA Migration Cockpit 13.1.2 Available Migration Objects 13.1.3 Differences Between the Old and the New Migration Cockpits 13.1.4 Additional Useful Sources of Information 13.2 Transfer Option 1: Transferring Data from a File 13.2.1 Assigning Roles for the Migration 13.2.2 Initial Screen of the Migration Cockpit 13.2.3 Data Migration Process 13.2.4 Creating a Migration Project 13.2.5 Editing a Migration Project 13.2.6 Filter the Migration Project Screen 13.2.7 Calling the Migration Project 13.2.8 Downloading Migration Templates 13.2.9 Loading a File to Staging Tables 13.2.10 Prepare 13.2.11 Monitoring 13.2.12 Maintenance of Mapping Values 13.2.13 Job Management 13.2.14 Simulating the Migration 13.2.15 Migrating Data 13.2.16 Displaying Migration Object Instances 13.2.17 Creating a Correction File 13.2.18 Downloading Messages 13.2.19 Finishing the Project 13.2.20 Checking for Updates and Updating the Object 13.3 Transfer Option 2: Migrate Data Using Staging Tables 13.3.1 Technical Implementation in SAP S/4HANA Cloud 13.3.2 Technical Implementation in SAP S/4HANA 13.3.3 Staging Tables in the SAP S/4HANA Migration Cockpit 13.4 Transfer Option 3: Direct Transfer of Data from an SAP System 13.4.1 Differentiation and Areas of Use 13.4.2 Technical Requirements and System Preparations 13.4.3 Migration Objects for SAP ERP Systems and Other SAP Source Systems 13.4.4 Assigning Roles for the Migration 13.4.5 Running a Project with Direct Data Transfer 13.5 Performance Considerations 13.5.1 Transfer Process 13.5.2 Transfer Method and Infrastructure 13.5.3 System Parameters and Configuration 13.5.4 Direct Transfer: Specific Considerations 13.6 Supporting Applications 13.6.1 Setting the Migration Key Date for Financial Objects 13.6.2 Checking the Status of Data Migration (Cloud) 13.7 Summary 14 SAP S/4HANA Migration Object Modeler 14.1 General Structure of the SAP S/4HANA Migration Object Modeler 14.1.1 Selecting an Existing Migration Object 14.1.2 Advanced Search (All Objects) 14.2 Modeling for Data Migration using Staging Tables 14.2.1 The Migration APIs Used 14.2.2 Displaying a Migration Object 14.2.3 Creating a Migration Object 14.2.4 Extending Existing Migration Objects 14.2.5 Creating user-defined Migration Objects 14.2.6 Creating user-defined Rules and Translation Objects 14.2.7 Simulating or Debugging Migration Objects 14.2.8 Transferring Migration Projects from One System to Another 14.3 Modeling for Transfer Data Directly from SAP Systems 14.3.1 Basic Knowledge for Modeling 14.3.2 Creating a Migration Object (Copy) 14.3.3 Synchronizing Structures 14.3.4 Creating Custom Migration Objects 14.3.5 Creating User-Defined Rules 14.3.6 Changing the Standard Selection 14.3.7 Migrating Table Field Extensions (Z Fields) 14.3.8 Simulating and Debugging Migration Objects 14.3.9 Transporting Projects 15 Rapid Data Migration 15.1 Tools 15.2 Architecture 15.3 Migration Content 15.3.1 Interfaces as Part of the Migration Content 15.3.2 Example: Migrating Bank Master Data 15.4 Connecting to Source Systems 15.5 Data Profiling 15.6 Field Mapping 15.7 Value Mapping and Conversion Tables 15.8 Data Validation 15.9 Importing Data 15.10 Monitoring 15.11 IDoc Performance Optimization 15.12 Summary 16 Comparing Data Migration and Modeling Tools 16.1 Comparing Data Migration Tools 16.1.1 Costs 16.1.2 Availability of Migration Tools 16.1.3 Coverage of Migration Objects 16.1.4 Technical Characteristics 16.1.5 Performance 16.1.6 Volume and Customer Segment 16.2 Comparing Modeling Tools 16.3 Conclusion 16.4 Outlook A Available Migration Objects A.1 Data Transfer Using Staging Tables A.2 Data Transfer Directly from SAP Systems A.2.1 Direct Data Transfer from SAP ERP A.2.2 Direct Data Transfer from SAP AFS A.2.3 Direct Data Transfer from SAP CRM A.2.4 Direct Data Transfer from SAP EWM The Authors B.1 Contributors to This Book Index Service Pages Legal Notes
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