Data Migration for SAP

... Introduction ... 17

... Part I: Basic Principles ... 19

... Part II: Data Migration in SAP Solutions ... 19

... Part III: Alternative Methods ... 20

PART I ... Basic Principles ... 23

1 ... Basic Principles of Data Migration ... 25

1.1 ... Implementation Approaches ... 25

1.2 ... Migration Strategies and Migration Scenarios ... 29

1.3 ... A Digression on Historical Data ... 34

1.4 ... Summary ... 38

2 ... Planning Data Migration Projects ... 39

2.1 ... Phases of a Data Migration Project ... 39

2.2 ... Work Packages in Data Migration Packages ... 46

2.3 ... Planning and Effort Estimation ... 72

2.4 ... Summary ... 80

PART II ... Data Migration in SAP Solutions ... 81

3 ... Data Migration to SAP S/4HANA ... 83

3.1 ... Overview of the SAP S/4HANA Migration Cockpit ... 83

3.2 ... Migrating Data Using Staging Tables ... 88

3.3 ... Migrate Data Directly from SAP System (Direct Transfer) ... 138

3.4 ... SAP S/4HANA Migration Object Modeler ... 160

3.5 ... Modeling for Data Migration with Staging Tables ... 165

3.6 ... Modeling for Data Migration Using Staging Tables in SAP S/4HANA Cloud Public Edition ... 175

3.7 ... Modeling for Directly Transferring Data from SAP Systems ... 176

3.8 ... Additional Useful Sources of Information ... 181

3.9 ... Summary ... 183

4 ... Data Migration to SAP SuccessFactors ... 185

4.1 ... Basic Preliminary Considerations for Employee Central Data Migration ... 186

4.2 ... Basic Principles of SAP SuccessFactors Employee Central ... 192

4.3 ... Infoporter for SAP ERP HCM Data ... 197

4.4 ... Migrating SAP Cost Centers to Employee Central ... 202

4.5 ... Importing Data into SAP SuccessFactors ... 204

4.6 ... Tips and Tricks ... 219

4.7 ... Summary ... 227

5 ... Data Migration to SAP Ariba ... 229

5.1 ... Challenges and Areas of Complexity ... 229

5.2 ... Migrating Master Data ... 231

5.3 ... Migrating Supplier Data ... 240

5.4 ... Migrating Transaction Data ... 245

5.5 ... Migrating User Data ... 246

5.6 ... Summary ... 247

6 ... Data Migration in SAP Business ByDesign ... 249

6.1 ... Migration Templates ... 250

6.2 ... Migration Tool ... 261

6.3 ... Migration Process Steps ... 283

6.4 ... Migration of Transactional Accounting Data ... 308

6.5 ... Change Migration ... 328

6.6 ... Migration as a Subproject ... 339

6.7 ... Tips and Tricks ... 345

6.8 ... Summary ... 349

PART III ... Alternative Methods ... 351

7 ... Batch Input ... 353

7.1 ... What Is Batch Input? ... 353

7.2 ... How Does Batch Input Work? ... 354

7.3 ... Advantages and Disadvantages of the Batch Input Process ... 361

7.4 ... Summary ... 364

8 ... IDoc and ALE Distribution ... 365

8.1 ... Introduction to IDocs ... 365

8.2 ... Master Data Distribution ... 375

8.3 ... Advantages and Disadvantages of the Method ... 379

8.4 ... Summary ... 380

9 ... SAP Legacy System Migration Workbench ... 381

9.1 ... Overview of SAP Legacy System Migration Workbench ... 381

9.2 ... Migrating Data Using SAP Legacy System Migration Workbench ... 384

9.3 ... Recordings ... 439

9.4 ... Transporting Projects ... 448

9.5 ... Preparatory Measures for Using Inbound IDoc Processing ... 451

9.6 ... SAP Legacy System Migration Workbench Conversion Program ... 454

9.7 ... Functions for Advanced Users ... 458

9.8 ... Application Examples for Advanced Users ... 463

9.9 ... Long Texts ... 477

9.10 ... Summary ... 482

10 ... Preparing Data Migration Using Cloud Integration ... 483

10.1 ... Cloud Integration in the Context of Data Migration ... 484

10.2 ... Choosing the File-to-File Approach ... 484

10.3 ... Preparation ... 484

10.4 ... Implementing the Interface ... 491

10.5 ... Options for Action for Key Users ... 511

10.6 ... Summary ... 514

11 ... Methods to Avoid Programming ... 517

11.1 ... Critical Point: Data Conversion ... 517

11.2 ... Methods in the Context of Data Conversion ... 518

11.3 ... Summary ... 529

12 ... Related Areas ... 531

12.1 ... Database Migration ... 531

12.2 ... System Conversion ... 535

12.3 ... Summary ... 538

... Appendices ... 539

A ... Glossary of Terms ... 539

B ... The Authors ... 553

... Index ... 557