- Introduction & Historical Evolution: From R/3 to Clean Core
- Module 1: Big Picture, SAP BTP Topology & Clean Core Maturity Model
- Module 2: Integrated Development Environment (Eclipse ADT & gCTS)
- Module 3: Data Declarations and Modern Expressive Syntax
- Module 4: Operations, Control Logic and Cloud Messaging
- Module 5: Advanced Internal Table Manipulation
- Module 6: Dynamic Programming & RTTI / RTTS Services
- Module 7: Exception Handling & Architectural Resilience
- Module 8: Data Modeling with Core Data Services (CDS View Entities)
- Module 9: Push-Down Data Processing (Modern ABAP SQL & AMDP)
- Module 10: RAP Transactional Framework (BDEF, Behaviors, EML, Draft)
- Module 11: OData Exposure, IAM Security & Event-Driven Architecture
- Module 12: Object-Oriented Cloud Design Patterns in ABAP
- Module 13: Cloud Extensibility Framework & Released BAdIs
- Module 14: Automated Testing (ABAP Unit, Test Doubles) & Background Jobs
The Definitive Guide to ABAP Cloud & Clean Core Extensibility
From Legacy Monolith to Enterprise Transactional Architecture on SAP S/4HANA & SAP BTP
Stop relying on abstract marketing buzzwords. Master the real technical architecture, decision trees, and production-grade ABAP Cloud patterns needed to build upgrade-stable Clean Core extensions on SAP S/4HANA and SAP BTP.
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About the Book
Are you facing the transition from traditional SAP ECC / SE80 modifications to Clean Core?
Most enterprise teams are stuck between abstract marketing slides and the reality of complex custom code. This comprehensive **95-page engineering handbook** cuts through the noise, delivering production-tested architectural blueprints, technical decision trees, and concrete code implementations for modern **SAP S/4HANA and SAP BTP** landscapes.
Authored by **Andrea Antonio Perrelli**, an Enterprise SAP Solution Architect holding over **10 Official SAP Certifications** (including SAP Business AI, SAP BTP, and ABAP Cloud), this volume codifies years of mission-critical execution into an actionable reference guide.
### What is included in this Master Edition:
* **The 95-Page Master Publication (Searchable PDF):** Complete transactional guide with interactive Table of Contents.
* **40 Standalone 300 DPI Retina Architecture Diagrams:** Clean Core Maturity Model, RAP 3-Pillars, Steampunk Topology, and BTP Solution Landscapes ready for your client slide decks and Architecture Decision Records (ADRs).
* **61 Production-Grade Code Snippets:** Crystal-clear implementations covering modern ABAP SQL, CDS View Entities, RAP (Managed/Unmanaged/Draft), EML, Released BAdIs, and Cloud Design Patterns.
* **Complete 14-Module Syllabus:** From the SE80 monolith breakdown to automated testing with ABAP Unit and the Test Double Framework.
Whether you are an Enterprise Architect defining the 2027/2030 transformation roadmap or a Senior ABAP Developer moving to Eclipse ADT and modern cloud syntax, this handbook provides the tactical reference you need.
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About the Author
Andrea Antonio Perrelli
Andrea Antonio Perrelli is an Enterprise SAP Solution Architect and Cloud Engineer, specializing in transactional architecture, Clean Core extensibility, and modern cloud patterns across SAP S/4HANA and SAP BTP.
He holds over 10 Official SAP Certifications, including premier credentials:
* SAP Certified Solution Architect - SAP Business AI Platform
* SAP Certified Technology Architect - SAP BTP
* SAP Certified Development Associate - ABAP Cloud
* SAP Certified Development Associate - SAP S/4HANA Cloud, Developer Extensibility
* SAP Certified Associate - SAP Integration Suite & Cloud Architectures
Leading mission-critical enterprise transformations for multinational industrial corporations, he designs resilient high-throughput transactional architectures, decoupled extensibility platforms adhering to Clean Core principles, and advanced Generative AI pipelines seamlessly interfaced with core ERP backbones.
Author of "The Definitive Guide to ABAP Cloud & Clean Core Extensibility" and "The SAP BTP & Business AI Architecture Companion", his work focuses on delivering production-tested decision trees, clean code patterns, and practical engineering guidance—free from corporate marketing buzzwords.
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