SAP S/4 Development Framework.

Developing a complex report using CDS (Core Data Services) with multiple data sources (SAP S/4 and non-SAP) and tools like Fiori and SAC involves several critical steps. Here's a comprehensive list of 10 key areas you should focus on to ensure successful development:

1. Requirements Gathering and Analysis

   • Understand Business Needs: Collaborate with stakeholders to define the objectives, key metrics, and desired outcomes of the report.
   • Define Functional Specifications: Document detailed functional requirements, including data elements, calculations, and user interactions.

2. Data Source Identification and Integration

   • SAP S/4 Integration: Identify relevant SAP S/4 modules and data structures needed for the report.
   • Non-SAP Data Integration: Determine non-SAP data sources and establish methods for integrating them, such as APIs, OData services, or ETL processes.
   • Data Connectivity: Ensure secure and efficient connectivity between SAP and non-SAP systems.

3. Data Modeling with CDS Views

   • Design CDS Views: Create CDS views to model the necessary data entities, ensuring they are optimized for performance and maintainability.
   • Implement Complex Logic: Incorporate business logic, calculations, and aggregations directly within CDS views to streamline data processing.
   • Reuse and Standardization: Utilize existing CDS views where possible to promote consistency and reduce redundancy.

4. Data Quality and Transformation

   • Data Cleansing: Implement processes to ensure data accuracy, consistency, and completeness across all sources.
   • Data Transformation: Apply necessary transformations to harmonize data formats and structures from different sources.

5. Performance Optimization

   • Optimize CDS Views: Ensure CDS views are efficient by minimizing joins, using appropriate annotations, and leveraging indexes.
   • Performance Testing: Conduct performance testing to identify and address bottlenecks in data retrieval and processing.

6. Fiori Application Development

   • UI/UX Design: Design an intuitive and user-friendly Fiori interface that aligns with user requirements and enhances user experience.
   • Integration with CDS Views: Connect Fiori apps to the CDS views to enable real-time data access and interactions.
   • Responsive Design: Ensure the Fiori app is responsive and accessible across various devices and screen sizes.

7. SAP Analytics Cloud (SAC) Configuration

   • Data Connection Setup: Establish connections between SAC and the underlying data sources, including CDS views and external data.
   • Modeling and Story Creation: Develop data models in SAC and create interactive stories and dashboards that visualize the report data effectively.
   • Advanced Analytics: Utilize SAC's advanced analytics features, such as predictive analytics and what-if scenarios, to enhance report insights.

8. Security and Authorization Management

   • Data Security: Implement robust security measures to protect sensitive data, including encryption and secure access protocols.
   • Role-Based Access Control (RBAC): Define and assign roles and permissions to ensure that users have appropriate access to report data and functionalities.
   • Compliance: Ensure compliance with relevant data protection regulations and organizational security policies.

9. Testing and Quality Assurance

   • Unit Testing: Test individual components, such as CDS views, Fiori apps, and SAC models, to ensure they function correctly.
   • Integration Testing: Validate the end-to-end data flow and interactions between different system components.
   • User Acceptance Testing (UAT): Engage end-users to validate that the report meets their needs and performs as expected in real-world scenarios.

10. Deployment, Monitoring, and Documentation

    • Deployment Strategy: Plan and execute the deployment of the report to production environments, ensuring minimal disruption.
    • Monitoring and Maintenance: Set up monitoring tools to track report performance and address any issues promptly. Implement maintenance routines for ongoing data accuracy and system updates.
    • Comprehensive Documentation: Document all aspects of the report development, including data models, business logic, configurations, and user guides to facilitate future maintenance and knowledge transfer.

Additional Tips:

• Version Control: Use version control systems (e.g., Git) to manage changes to CDS views, Fiori apps, and SAC configurations.
• Continuous Improvement: Gather feedback from users post-deployment to identify areas for enhancement and iterate accordingly.
• Training and Support: Provide training sessions and support resources to help users effectively utilize the new report.

By systematically addressing these areas, you can develop a robust, efficient, and user-friendly complex report that leverages the full capabilities of CDS, Fiori, and SAC, while seamlessly integrating data from both SAP and non-SAP sources.

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Below is a table formatted for a project plan based on the 10 key areas for developing a CDS-based complex report using SAP S/4, non-SAP data sources, Fiori, and SAC.

Task ID	Task Name	Description	Subtasks	Responsible	Start Date	End Date	Dependencies
1	Requirements Gathering and Analysis	Define business objectives, key metrics, and detailed functional specifications for the report.	- Conduct stakeholder interviews - Document business needs - Define key metrics and KPIs - Create functional specification documents	Business Analyst	YYYY-MM-DD	YYYY-MM-DD	None
2	Data Source Identification and Integration	Identify and integrate data sources from SAP S/4 and non-SAP systems ensuring secure connectivity.	- Identify relevant SAP S/4 modules and data structures - Determine non-SAP data sources - Establish integration methods (APIs, OData, ETL) - Ensure secure data connectivity	Data Architect	YYYY-MM-DD	YYYY-MM-DD	Task 1
3	Data Modeling with CDS Views	Design and implement CDS views to model data entities, incorporating complex business logic and ensuring performance optimization.	- Design initial CDS view structures - Implement business logic and calculations - Optimize for performance - Reuse existing CDS views where applicable	CDS Developer	YYYY-MM-DD	YYYY-MM-DD	Task 2
4	Data Quality and Transformation	Ensure data accuracy, consistency, and completeness across all integrated sources through cleansing and transformation processes.	- Implement data cleansing routines - Apply data transformation rules - Validate data consistency - Harmonize data formats and structures	Data Engineer	YYYY-MM-DD	YYYY-MM-DD	Task 2, Task 3
5	Performance Optimization	Optimize CDS views and overall data retrieval processes to ensure efficient report performance.	- Review and optimize CDS view queries - Minimize joins and leverage indexes - Conduct performance testing - Address identified bottlenecks	Performance Analyst	YYYY-MM-DD	YYYY-MM-DD	Task 3, Task 4
6	Fiori Application Development	Develop an intuitive Fiori interface that connects to CDS views, ensuring a responsive and user-friendly experience.	- Design UI/UX mockups - Develop Fiori apps - Integrate Fiori with CDS views - Ensure responsive design across devices - Conduct usability testing	Fiori Developer	YYYY-MM-DD	YYYY-MM-DD	Task 3, Task 5
7	SAP Analytics Cloud (SAC) Configuration	Set up SAC connections, develop data models, and create interactive dashboards and stories for data visualization.	- Establish data connections to CDS views and external data - Develop SAC data models - Create interactive dashboards and stories - Implement advanced analytics features	SAC Specialist	YYYY-MM-DD	YYYY-MM-DD	Task 3, Task 4, Task 6
8	Security and Authorization Management	Implement security measures and role-based access controls to protect data and ensure compliance with regulations.	- Define data security requirements - Implement encryption and secure access protocols - Configure role-based access controls (RBAC) - Ensure compliance with data protection regulations	Security Manager	YYYY-MM-DD	YYYY-MM-DD	Task 2, Task 3
9	Testing and Quality Assurance	Conduct comprehensive testing to ensure all components function correctly and meet user requirements.	- Perform unit testing for CDS views, Fiori apps, SAC models - Conduct integration testing - Facilitate User Acceptance Testing (UAT) - Address identified issues and defects	QA Team	YYYY-MM-DD	YYYY-MM-DD	Task 3, Task 5, Task 6, Task 7
10	Deployment, Monitoring, and Documentation	Deploy the report to production, set up monitoring, and create comprehensive documentation for future maintenance and user guidance.	- Develop deployment strategy and plan - Execute deployment to production - Set up monitoring tools for performance and issues - Create documentation (data models, business logic, user guides)	DevOps Engineer	YYYY-MM-DD	YYYY-MM-DD	Task 9

Additional Project Plan Elements

To further enhance your project plan, consider including the following elements:

• Milestones: Key points in the project timeline (e.g., completion of requirements gathering, data modeling completion, UAT sign-off).
• Resources: Allocation of team members, tools, and technologies required for each task.
• Risk Management: Identify potential risks for each task and mitigation strategies.
• Budget: Estimate costs associated with each task, including resources, tools, and contingencies.
• Communication Plan: Define how updates and information will be shared among stakeholders and team members.
• Timeline/Gantt Chart: Visual representation of the project schedule, showing task dependencies and durations.

Sample Gantt Chart Overview

Phase	Start Date	End Date	Duration	Dependencies
Requirements Gathering	YYYY-MM-DD	YYYY-MM-DD	X weeks	None
Data Source Integration	YYYY-MM-DD	YYYY-MM-DD	X weeks	Requirements Gathering
Data Modeling	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Source Integration
Data Quality & Transformation	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Modeling
Performance Optimization	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Quality & Transformation
Fiori Development	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Modeling, Performance
SAC Configuration	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Modeling, Data Quality
Security Management	YYYY-MM-DD	YYYY-MM-DD	X weeks	Data Source Integration
Testing & QA	YYYY-MM-DD	YYYY-MM-DD	X weeks	All Development Tasks
Deployment & Documentation	YYYY-MM-DD	YYYY-MM-DD	X weeks	Testing & QA

Replace YYYY-MM-DD and X weeks with actual dates and durations based on your project timeline.

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This table serves as a foundational structure for your project plan. You can customize it further based on your specific project management tool (e.g., Microsoft Project, Jira, Asana) and incorporate additional details such as specific deadlines, resource assignments, and progress tracking indicators.