SAP S/4HANA System Conversion Guide

Name: SAP S/4HANA System Conversion Guide
Brand: Rheinwerk Verlag GmbH
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If you re performing a brownfield migration from an existing SAP ERP system, this is the technical guide for you! From planning the project and preparing your system to adjusting custom code and executing the conversion, you ll get step-by-step instructions for all stages of your implementation. Troubleshooting tips and extensive coverage of the functional conversion will help you ensure that all your data makes it where it needs to be. The time to move to SAP S/4HANA is here!

Highlights include:

1) Brownfield implementation
2) Readiness checks
3) Simplification list
4) Project planning
5) Conversion roadmap
6) Software Update Manager (SUM)
7) Preprocessing, execution, and postprocessing
8) Modification adjustment
9) Custom code migration
10) Functional conversion
11) Troubleshooting

Inhaltsverzeichnis

. . . Acknowledgments . . . 19

. . . Preface . . . 21

. . . Who Is This Book For? . . . 21

. . . How This Book Is Organized . . . 22

. . . Terminology . . . 23

. . . Conclusion . . . 23

1 . . . Introduction to SAP S/4HANA . . . 25

1. 1 . . . New Possibilities, Features, and Functionality . . . 25

1. 2 . . . SAP S/4HANA in the Cloud versus On-Premise . . . 27

1. 3 . . . New Implementation, System Conversion, and Transformation Scenarios . . . 29

1. 4 . . . Simplification . . . 38

1. 5 . . . Conversion Methodology . . . 44

1. 6 . . . SAP S/4HANA Transformation Enablers . . . 54

1. 7 . . . Summary . . . 61

2 . . . Architecture, Tools, and Strategy . . . 63

2. 1 . . . SAP S/4HANA Architecture . . . 63

2. 2 . . . SAP S/4HANA and SAP Fiori . . . 72

2. 3 . . . SAP Solution Manager and SAP S/4HANA . . . 75

2. 4 . . . Maintenance Planner . . . 78

2. 5 . . . SAP Readiness Check . . . 83

2. 6 . . . Simplification Item Check . . . 95

2. 7 . . . Sizing for SAP HANA . . . 105

2. 8 . . . Software Update Manager . . . 108

2. 9 . . . Database- and Operating System-Specific Aspects . . . 121

2. 10 . . . Upgrading the Frontend Software . . . 125

2. 11 . . . SAP Landscape during Conversion . . . 128

2. 12 . . . Summary . . . 135

3 . . . Project Planning . . . 137

3. 1 . . . Why Convert to SAP S/4HANA? . . . 137

3. 2 . . . Factors Influencing Conversion Complexity . . . 140

3. 3 . . . Estimating the Effort . . . 153

3. 4 . . . Project Team . . . 162

3. 5 . . . Conversion Project Steps . . . 168

3. 6 . . . Conversion Plan . . . 171

3. 7 . . . Testing Phase . . . 184

3. 8 . . . Summary . . . 191

4 . . . Preparing the Conversion . . . 193

4. 1 . . . Introducing the Tools: SUM and DMO . . . 194

4. 2 . . . Conversion Documentation . . . 195

4. 3 . . . Conversion Software . . . 205

4. 4 . . . Maintenance Planner . . . 209

4. 5 . . . Preparations in the SAP ERP System . . . 224

4. 6 . . . Final Preparations . . . 232

4. 7 . . . Preparing SUM . . . 238

4. 8 . . . Summary . . . 248

5 . . . Converting the System . . . 249

5. 1 . . . Planning the Conversion . . . 249

5. 2 . . . Starting the Conversion with SUM . . . 257

5. 3 . . . Roadmap Step: Extraction . . . 263

5. 4 . . . Roadmap Step: Configuration . . . 266

5. 5 . . . Roadmap Step: Checks . . . 282

5. 6 . . . Roadmap Step: Preprocessing . . . 285

5. 7 . . . Preparing for Downtime . . . 302

5. 8 . . . Final Preprocessing Steps . . . 306

5. 9 . . . Roadmap Step: Execution . . . 308

5. 10 . . . Roadmap Step: Postprocessing . . . 316

5. 11 . . . SUM Special Features . . . 322

5. 12 . . . Postconversion Activities . . . 328

5. 13 . . . Post Go-Live . . . 351

5. 14 . . . Troubleshooting . . . 354

5. 15 . . . Summary . . . 358

6 . . . Modification Adjustment . . . 361

6. 1 . . . Modification Adjustment Transactions . . . 362

6. 2 . . . Preparing and Running Transaction SPDD . . . 363

6. 3 . . . Transaction SPDD Object List . . . 370

6. 4 . . . Transaction SPDD Transport Request . . . 372

6. 5 . . . Adjusting Objects . . . 373

6. 6 . . . Final Steps . . . 385

6. 7 . . . Transaction SPAU . . . 386

6. 8 . . . Transaction SPAU_ENH . . . 389

6. 9 . . . Summary . . . 391

7 . . . Custom Code Management . . . 393

7. 1 . . . Custom Code Management Process . . . 395

7. 2 . . . Impact of SAP HANA . . . 397

7. 3 . . . Impact of Simplification . . . 399

7. 4 . . . Enabling the ABAP Test Cockpit . . . 404

7. 5 . . . Custom Code Analysis in the Preparation Phase . . . 413

7. 6 . . . Custom Code Adaptation after the Conversion . . . 430

7. 7 . . . Custom Code Adaptation as an Ongoing Process . . . 436

7. 8 . . . Summary . . . 441

8 . . . Functional Conversion . . . 443

8. 1 . . . Business Partners . . . 444

8. 2 . . . Financials and Accounting . . . 458

8. 3 . . . Credit Management . . . 474

8. 4 . . . International Trade and Trade Finance . . . 485

8. 5 . . . Logistics . . . 490

8. 6 . . . Sales and Distribution . . . 502

8. 7 . . . SAP Business Warehouse . . . 504

8. 8 . . . Cleaning Up Obsolete Data after the Conversion . . . 506

8. 9 . . . Summary . . . 509

A . . . References . . . 511

A. 1 . . . SAP Notes . . . 512

A. 2 . . . SAP Installation and Documentation Manuals . . . 520

A. 3 . . . SAP Service Marketplace . . . 521

A. 4 . . . Other Online Resources . . . 521

B . . . The Authors . . . 523

. . . The Contributors . . . 524

. . . Index . . . 525

Produktdetails

Erscheinungsdatum

28. Juli 2020

Sprache

englisch

Seitenanzahl

537

Reihe

SAP Press Englisch

Autor/Autorin

Mark Mergaerts, Bert Vanstechelman

Verlag/Hersteller

Rheinwerk Verlag GmbH

Produktart

gebunden

Gewicht

1132 g

Größe (L/B/H)

236/190/38 mm

ISBN

9781493219445

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Portrait

Mark Mergaerts

Mark Mergaerts is a principal technical consultant working for Logos Consulting, a Belgian consulting company that focuses exclusively on SAP technology. Before that, he worked for SAP Belgium between 1995 and 2011, giving him almost 20 years of SAP BC experience. His activities concentrate on system administration, database management, performance, upgrades (he has been upgrading SAP since the days of release 2. 1), and platform and Unicode migrations.

Bert Vanstechelman is founder of and principal technical consultant at Logos Consulting, and has more than 20 years of experience in SAP Basis consulting, running all kinds of SAP versions in combination with all possible databases and operating systems supported by SAP. He specializes in platform migrations, SAP release upgrades, and Unicode conversions. Bert is a member of the board of advisors of the SAP Professional Journal. He is also the co-author with Mark Mergaerts of the following SAP PRESS books: the SAP OS/DB Migration Project Guide, the mySAP ERP Upgrade Project Guide, and the SAP NetWeaver Application Server Upgrade Guide. Bert lives near Bruges, Belgium, and is married with three children.

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