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Full Description
It's time to start your migration to SAP S/4HANA, using this all-in-one resource! Get to know the migration paths, processes, and tools. First, explore on-premise, cloud, and hybrid deployment scenarios. Then, understand the steps involved in new implementations and system conversions. Finally, get step-by-step instructions for all the relevant migration tools. From basic concepts to implementation processes, you'll find everything you need to plan, prepare, and kickstart your SAP S/4HANA migration!
Highlights include:
1) Cloud, on-premise, and hybrid scenarios
2) SEAMAP
3) Brownfield migration (system conversion)
4) Greenfield implementation (new implementation)
5) Data migration
6) RISE with SAP
7) Software Update Manager (SUM)
8) SAP Discovery Center
9) SAP AppHaus
10) SAP Business Technology Platform (SAP BTP)
11) SAP S/4HANA Cloud
12) Hyperscalers
Contents
... Foreword ... 17
... Introduction ... 19
... Who This Book Is For ... 19
... Structure of This Book ... 20
... SAP S/4HANA: The Basics ... 25
1 ... SAP S/4HANA: Requirements and Benefits ... 27
1.1 ... Future Business Challenges ... 28
1.2 ... The Pledge of SAP S/4HANA ... 37
1.3 ... Summary ... 42
2 ... SAP S/4HANA versus the Traditional SAP Business Suite ... 43
2.1 ... Comparing the Available Solutions: SAP S/4HANA and the Digital Core ... 43
2.2 ... Simplification ... 45
2.3 ... New Data Model and the SAP HANA Database ... 47
2.4 ... SAP Fiori User Interfaces ... 53
2.5 ... Interfaces ... 59
2.6 ... SAP S/4HANA Embedded Analytics ... 60
2.7 ... Summary ... 61
3 ... Cloud, On-Premise, and Hybrid Scenarios ... 63
3.1 ... Overview of Operating Models ... 64
3.2 ... The SAP S/4HANA Product Family ... 68
3.3 ... Comparing the Operating Models ... 75
3.4 ... RISE with SAP ... 80
3.5 ... SAP Business Technology Platform ... 82
3.6 ... Extensibility of SAP S/4HANA ... 98
3.7 ... Summary ... 108
... Preparing for Migration to SAP S/4HANA ... 109
4 ... Which Migration Options Are Available? ... 111
4.1 ... Basic Considerations ... 111
4.2 ... The Three Migration Scenarios ... 116
4.3 ... Summary ... 131
5 ... Selecting Your Migration Scenario ... 133
5.1 ... Overview of Procedures and Input Helps ... 133
5.2 ... Creating Your Own Roadmap ... 140
5.3 ... The Most Important Criteria for Your Decision ... 155
5.4 ... Summary ... 158
6 ... Trial Systems and Content to Try Out ... 159
6.1 ... The SAP S/4HANA Trial System ... 160
6.2 ... SAP S/4HANA Fully-Activated Appliance ... 162
6.3 ... Solution Scope of SAP S/4HANA Fully-Activated Appliance ... 165
6.4 ... SAP Discovery Center and SAP AppHaus ... 168
6.5 ... Summary ... 179
... Migration through System Conversion Using the Brownfield Approach ... 181
7 ... Preparing System Conversion ... 183
7.1 ... Overview of the System Conversion Project ... 183
7.2 ... System Requirements and Checks ... 191
7.3 ... Summary ... 224
8 ... Executing System Conversion ... 225
8.1 ... Using Software Update Manager ... 225
8.2 ... Activities after SUM ... 230
8.3 ... Estimating and Reducing the Downtime ... 242
8.4 ... Conversion Target Hyperscaler ... 250
8.5 ... Insights from Previous Customer Projects ... 254
8.6 ... Summary ... 256
... New Implementations and Data Migration Using the Greenfield Approach ... 257
9 ... SAP Activate ... 259
9.1 ... SAP Activate Content ... 260
9.2 ... SAP Activate Phases ... 271
9.3 ... Summary ... 274
10 ... Installing On-Premise SAP S/4HANA or SAP S/4HANA Cloud, Private Edition ... 275
10.1 ... Installation ... 276
10.2 ... Deploying Production Systems with SAP Cloud Appliance Library ... 283
10.3 ... Summary ... 286
11 ... Setup and Configuration of SAP S/4HANA Cloud ... 289
11.1 ... Objective and Overview ... 289
11.2 ... System Landscape ... 291
11.3 ... Defining the Solution Scope ... 296
11.4 ... Configuration Management ... 306
11.5 ... SAP Central Business Configuration with SAP Activate and SAP Cloud ALM ... 311
11.6 ... Summary ... 313
12 ... Planning Data Migration ... 315
12.1 ... Data Migration Using SAP Activate ... 316
12.2 ... Data Migration Phases ... 322
12.3 ... Project Planning Using SEAMAP ... 338
12.4 ... Tools for Data Migration Planning ... 346
12.5 ... Summary ... 352
13 ... SAP S/4HANA Migration Cockpit ... 355
13.1 ... Data Migration Using the SAP S/4HANA Migration Cockpit ... 355
13.2 ... Transfer Option 1: Migrate Data Using Staging Tables ... 361
13.3 ... Transfer Option 2: Migrate Data Directly from SAP System (Direct Transfer) ... 448
13.4 ... Performance Considerations ... 473
13.5 ... Complementing Applications ... 475
13.6 ... Summary ... 498
14 ... SAP S/4HANA Migration Object Modeler ... 499
14.1 ... General Structure of the SAP S/4HANA Migration Object Modeler ... 500
14.2 ... Modeling for Data Migration Using Staging Tables ... 504
14.3 ... Modeling for Data Migration Using Staging Tables in SAP S/4HANA Cloud, Public Edition ... 544
14.4 ... Modeling for Directly Transferring Data from SAP Systems ... 545
14.5 ... Additional Useful Sources of Information ... 560
14.6 ... Summary ... 562
15 ... Rapid Data Migration ... 563
15.1 ... Tools ... 563
15.2 ... Architecture ... 565
15.3 ... Migration Content ... 568
15.4 ... Connecting to Source Systems ... 575
15.5 ... Data Profiling ... 578
15.6 ... Field Mapping ... 581
15.7 ... Value Mapping and Conversion Tables ... 587
15.8 ... Data Validation ... 594
15.9 ... Importing Data ... 597
15.10 ... Monitoring ... 599
15.11 ... IDoc Performance Optimization ... 601
15.12 ... Summary ... 604
16 ... Comparing Data Migration and Modeling Tools ... 605
16.1 ... Comparing Data Migration Tools ... 605
16.2 ... Comparing Modeling Tools ... 612
16.3 ... Advantages and Disadvantages of Data Migration Tools ... 614
16.4 ... Conclusion ... 615
1 ... The Authors ... 617
... Index ... 621
