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This document describes how to implement OData services for read-only scenarios using a model-based approach based on a referenced data source.

The SAP Gateway Service Builder provides you the following options for creating OData services:

  • Manually – by mapping the business entities between the database and SADL
  • Tool-supported – by using or importing the referenced data sources that are defined as CDS annotations for a CDS view in ABAP in Eclipse
    For this, you have the following possibilities are at your disposal:
    • Creating a new CDS view
    • Modifying an existing CDS view provided by SAP
    • Importing existing CDS views from another data source