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BW to Datasphere

SAP BW modernization is not one universal migration path.

1. Decide the strategic destination​

Typical choices include:

  • retain and modernize BW/4HANA
  • integrate BW with SAP Business Data Cloud
  • use SAP Datasphere with BW bridge for cloud-based BW capabilities
  • selectively rebuild workloads natively in Datasphere
  • coexist and progressively retire BW workloads

The correct choice depends on cloud strategy, existing investment, required BW capabilities, target operating model, and modernization scope.

2. BW bridge​

SAP Datasphere, SAP BW bridge provides BW capabilities in the public cloud and supports conversion of selected SAP BW metadata into BW bridge models. BW bridge and Datasphere have distinct modeling environments and can expose bridge objects to Datasphere for further modeling.

Use bridge when preserving BW-oriented acquisition, persistence, or semantic investment materially reduces migration risk.

Do not assume every BW object becomes a native Datasphere object. Validate conversion scope and redesign requirements per workload.

3. Greenfield Datasphere​

Prefer native Datasphere modeling when:

  • the workload is a good semantic redesign candidate
  • legacy BW technical debt is high
  • business requirements are changing
  • external data must be combined naturally
  • the target operating model is Datasphere-first

4. Decision rule​

Preserve what creates business value; redesign what only preserves historical implementation choices.

For every migrated object, document whether it is converted, wrapped, rebuilt, replaced, or retired.