Preface

17

Target Audience

17

How This Book Is Organized

17

Acknowledgments

20

Conclusion

20

1 Introduction

23

1.1 Digital Transformation and Intelligent Enterprises

23

1.1.1 Digital Natives and Digital Immigrants

24

1.1.2 Digital Transformation

25

1.1.3 Intelligent Enterprise

27

1.2 The Role of SAP Business Technology Platform

32

1.3 Technology Pillars

39

1.3.1 Database and Data Management

40

1.3.2 Analytics

49

1.3.3 Application Development and Integration

51

1.3.4 Intelligent Technologies

53

1.4 Summary

55

2 Account Setup and Administration

57

2.1 Trial and Commercial Models

57

2.2 Services

61

2.2.1 Services Discovery

61

2.2.2 Estimator Tool

66

2.3 Creating Your Account

67

2.4 Account Structure and Setup

72

2.4.1 Account Structure

72

2.4.2 Setup

75

2.5 Administration

76

2.5.1 Global Account

76

2.5.2 Subaccounts

80

2.5.3 Entitlements

80

2.5.4 Boosters

84

2.6 Summary

85

3 Architecture Design Patterns and Development Approach

89

3.1 Lean Enterprise Architecture

90

3.1.1 Architecture Development Method

90

3.1.2 Design Thinking and Architectural Thinking

92

3.1.3 Lean Enterprise Architecture Toolkit

94

3.2 Architecture Design Patterns

107

3.2.1 Microservice-Based Architecture

107

3.2.2 Cloud-Native Architecture

114

3.2.3 Serverless Architecture

117

3.2.4 Event-Driven Architecture

118

3.3 SAP BTP Runtimes to Support Architecture Patterns

121

3.3.1 Cloud Foundry

121

3.3.2 Kyma

124

3.4 Development Approach

127

3.4.1 Connect

128

3.4.2 Build

131

3.4.3 Add Channels

134

3.4.4 Deploy

135

3.4.5 Operate

135

3.5 SAP Application Extension Methodology

136

3.6 Summary

138

4 User Interface

141

4.1 Overview

141

4.2 User Interface Access Channel

142

4.2.1 SAP Launchpad Service

142

4.2.2 SAP Work Zone

151

4.2.3 Comparative Review

156

4.3 App Router

160

4.4 User Interface Development Tools and Technologies

161

4.4.1 SAP Fiori

161

4.4.2 SAPUI5 and OpenUI5

163

4.4.3 Web Components

164

4.4.4 SAP Fiori Elements and SAP Fiori Tools

164

4.4.5 SAP BTP SDK for iOS and Android

169

4.4.6 Mobile Development Kits

170

4.4.7 SAP Screen Personas

172

4.4.8 SAP AppGyver

172

4.5 Summary

173

5 Business Logic

175

5.1 Overview

175

5.2 Runtimes

176

5.2.1 SAP BTP, Cloud Foundry Runtime

176

5.2.2 SAP BTP, Serverless Runtime

179

5.2.3 SAP BTP, Kyma Runtime

180

5.2.4 SAP BTP, ABAP Environment

182

5.2.5 Comparative Review

183

5.3 Programming Models

185

5.3.1 SAP Cloud Application Programming Model

185

5.3.2 ABAP RESTful Application Programming Model

187

5.3.3 Comparative Review

190

5.4 SAP Workflow Management

191

5.4.1 Business Rules

193

5.4.2 Workflow

205

5.4.3 Process Visibility

207

5.4.4 Process Flexibility

209

5.5 Summary

211

6 System and Process Integration

213

6.1 Overview

213

6.2 SAP Integration Solution Advisory Methodology

214

6.2.1 Assess Your Integration Strategy

216

6.2.2 Design Your Hybrid Integration Platform

223

6.2.3 Define Integration Best Practices

228

6.2.4 Enable a Practice of Empowerment

234

6.3 API Management

239

6.4 Open Connectors

243

6.5 Integration Advisor

247

6.6 SAP Event Mesh

251

6.7 SAP Graph

255

6.8 Destination and Connectivity Service

257

6.9 Process Integration and Orchestration

261

6.10 Summary

264

7 Database and Data Integration

265

7.1 Overview

265

7.2 Data Persistency

266

7.2.1 SAP HANA and SAP HANA Cloud

266

7.2.2 SAP Adaptive Server Enterprise

273

7.2.3 PostgreSQL

274

7.2.4 Unstructured Data

279

7.3 Data Integration

280

7.3.1 SAP Data Intelligence

280

7.3.2 Smart Data Integration

286

7.3.3 SAP Cloud Integration for Data Services

289

7.3.4 On-Premise Integration Tools

292

7.4 Comparative Review

294

7.5 Summary

294

8 Analytics

295

8.1 Overview

295

8.2 SAP Analytics Cloud

299

8.2.1 Analytics Capabilities

300

8.2.2 User Interfaces

307

8.2.3 Platform

308

8.3 SAP Data Warehouse Cloud

312

8.4 Comparative Review

318

8.4.1 SAP Analytics Cloud and SAP BPC

318

8.4.2 SAP Analytics Cloud and SAP BusinessObjects BI

319

8.4.3 SAP Analytics Cloud and SAP IBP

319

8.4.4 SAP Analytics Cloud and SAP Data Warehouse Cloud

320

8.4.5 SAP Data Warehouse Cloud and SAP BW/4HANA

321

8.5 Summary

322

9 Security

323

9.1 Overview

323

9.2 Authentication

324

9.3 Common Security Flows

329

9.3.1 SAML

329

9.3.2 OAuth

330

9.3.3 OpenID Connect

335

9.3.4 Authentication Flows Supported by SAP BTP

336

9.4 Authorization

338

9.4.1 User Account and Authentication Service

339

9.4.2 JSON Web Token

339

9.4.3 App Router and Role-Based Access

341

9.4.4 Authorization Using SAP BTP Cockpit

343

9.5 Cloud Connector

344

9.5.1 Security Considerations

345

9.5.2 Connecting Kubernetes to On-Premise Systems

347

9.6 Identity Propagation

350

9.6.1 OAuth 2.0 SAML Bearer Assertion

351

9.6.2 Principal Propagation

352

9.7 Summary

354

10 DevOps

355

10.1 Overview

355

10.2 Plan and Set Up

356

10.2.1 SAP Continuous Integration and Delivery

357

10.2.2 Project “Piper”

359

10.2.3 Continuous Integration and Delivery Best Practices Guide

361

10.2.4 Compatability

362

10.3 Develop and Test

363

10.4 Deliver and Change

366

10.5 Monitor and Operate

373

10.6 Implementation

378

10.7 Summary

380

11 Identifying Use Cases

383

11.1 Types of Innovation

383

11.1.1 Extending Functionality

384

11.1.2 Extending Reach

387

11.1.3 Process Innovation

389

11.1.4 Process Automation

390

11.1.5 Cross-Product Workflow

392

11.1.6 Cross-Functional Business Processes

395

11.1.7 Machine Learning

396

11.1.8 Internet of Things

399

11.2 Identify Business Gaps

400

11.3 Extensibility Concept

403

11.3.1 In-App Extensions

403

11.3.2 Side-by-Side Extensibility

410

11.3.3 In-App versus Side-by-Side Extensibility

411

11.3.4 Mapping Development Objects

415

11.4 Summary

421

12 Managing Multiple ERP Systems by Extending and Integrating SAP S/4HANA

423

12.1 Description

424

12.2 Architecture

426

12.3 Selecting SAP BTP Services

431

12.4 Implementation

433

12.4.1 Connect

433

12.4.2 Build

436

12.4.3 Add Channel

438

12.4.4 Deploy and Operate

439

12.5 Summary

441

13 Managing Procurement Spend by Extending SAP Ariba

443

13.1 Description

444

13.2 Architecture

446

13.3 Selecting SAP BTP Services

451

13.4 Implementation

453

13.4.1 Connect

453

13.4.2 Build

454

13.4.3 Add Channel

455

13.4.4 Deploy and Operate

456

13.5 Summary

457

14 Curating a Guided Prehire Experience by Extending SAP SuccessFactors

459

14.1 Description

459

14.2 Architecture

462

14.3 Selecting SAP BTP Services

466

14.4 Implementation

467

14.4.1 Connect

467

14.4.2 Build

467

14.4.3 Add Channel

469

14.4.4 Deploy and Operate

470

14.5 Summary

475

15 Integrating the COVID-19 Risk Index with SAP Concur

477

15.1 Description

478

15.2 Architecture

480

15.3 Selecting SAP BTP Services

484

15.4 Implementation

485

15.4.1 Connect

485

15.4.2 Build

486

15.4.3 Add Channel

489

15.4.4 Deploy and Operate

490

15.5 Summary

491

16 Integrating SAP Customer Experience with Qualtrics

493

16.1 Description

494

16.2 Architecture

496

16.3 Selecting SAP BTP Services

500

16.4 Implementation

501

16.4.1 Connect

502

16.4.2 Build

506

16.4.3 Add Channel

507

16.4.4 Deploy and Operate

509

16.5 Summary

511

17 Building Multitenant Applications Using SAP Cloud Application Programming Model

513

17.1 Description

514

17.2 Architecture

514

17.3 Selecting SAP BTP Services

516

17.3.1 SAP Cloud Application Programming Model

516

17.3.2 SAP BTP, ABAP Environment

519

17.4 Implementation

520

17.4.1 SAP Cloud Application Programming Model

520

17.4.2 SAP BTP, ABAP Environment

530

17.5 Summary

532

18 Building Cloud-Native Applications Using SAP BTP, Kyma Runtime

533

18.1 Description

534

18.2 Architecture

536

18.3 Selecting SAP BTP Services

538

18.4 Implementation

539

18.4.1 Initial Setup and Dependencies

539

18.4.2 Deployment

542

18.4.3 SAP Launchpad Service

545

18.4.4 API Connectivity

547

18.4.5 Scaling

550

18.5 Summary

553