Prathyusha Garimella is a senior consultant at SAP America with over a decade of IT experience. She has successfully deployed various SAP solutions for large corporations, including global Fortune 100 companies. She is an ETL and data management expert, specializing in architecture, design, and configuration, with extensive experience implementing SAP and non-SAP solutions.

Manage scheduled and unscheduled downtime, monitor replications, troubleshoot errors, and more

... Preface ... 13

... Target Audience ... 13

... How to Read This Book ... 14

... How This Book Is Organized ... 14

... Acknowledgments ... 17

1 ... Introduction ... 19

1.1 ... SAP Real-Time Replication Tools ... 20

1.2 ... SAP LT Replication Server Technical Functionality ... 21

1.3 ... Architecture ... 23

1.4 ... Replication Scenarios ... 24

1.5 ... Sizing Considerations ... 28

1.6 ... Deployment Options ... 30

1.7 ... Installation ... 32

1.8 ... SAP LT Replication Server: Multisupport System ... 33

1.9 ... Features ... 35

1.10 ... Use Cases ... 37

1.11 ... Summary ... 47

2 ... Loading and Replication to SAP HANA ... 49

2.1 ... Architecture ... 50

2.2 ... Overview of Replication Process ... 51

2.3 ... Authorizations ... 52

2.4 ... Configuring Replication Process ... 54

2.5 ... Managing Outages When Replicating Data ... 63

2.6 ... Summary ... 65

3 ... Loading and Replication to SAP BW or SAP BW/4HANA ... 67

3.1 ... Architecture ... 69

3.2 ... Overview of the Replication Process ... 70

3.3 ... Authorizations ... 73

3.4 ... Configuring the Replication Process ... 74

3.5 ... Managing Outages When Replicating Data ... 89

3.6 ... Summary ... 92

4 ... Loading and Replication to Central Finance and SAP S/4HANA ... 93

4.1 ... Architecture ... 94

4.2 ... Authorizations ... 97

4.3 ... Configuring Replication Process ... 98

4.4 ... Managing Outages When Replicating Data ... 112

4.5 ... Summary ... 115

5 ... Loading and Replication to Cloud Applications ... 117

5.1 ... Using SAP Data Services ... 118

5.2 ... Using SAP Data Intelligence Cloud ... 144

5.3 ... Summary ... 168

6 ... Scheduled Downtime: Recovery Procedures ... 169

6.1 ... SAP Source System Undergoing Upgrade Process ... 170

6.2 ... DMIS Upgrade in Source System and SAP LT Replication Server ... 181

6.3 ... Target SAP HANA System Undergoing Patch Upgrade ... 192

6.4 ... Source System Undergoing Database Migration ... 198

6.5 ... Source Transition from On-Premise to Private Cloud ... 204

6.6 ... Switch Replications from One SAP LT Replication Server System to Another ... 208

6.7 ... Summary ... 211

7 ... Security ... 213

7.1 ... User Management ... 213

7.2 ... Authorization Objects ... 215

7.3 ... Roles and Privileges ... 226

7.4 ... Network and Communication Security ... 243

7.5 ... Summary ... 246

8 ... Performance Optimization ... 249

8.1 ... Optimizing Initial Data Loads ... 249

8.2 ... Performing and Optimizing Data Replication ... 267

8.3 ... Subscription-Based Change Data Capture ... 275

8.4 ... Summary ... 275

9 ... Transformations ... 277

9.1 ... Type Mapping ... 277

9.2 ... Rule Assignment ... 286

9.3 ... Summary ... 291

10 ... Monitoring ... 293

10.1 ... Email Notifications ... 294

10.2 ... Health Checks ... 299

10.3 ... Using SAP Solution Manager ... 301

10.4 ... Summary ... 304

11 ... Troubleshooting ... 305

11.1 ... Resolving Common Replication Errors ... 305

11.2 ... Resolving Structural Inconsistencies between Source and Target ... 308

11.3 ... Transactions for Troubleshooting ... 309

11.4 ... Summary ... 310

... The Authors ... 311

... Index ... 313