In SAP NetWeaver 7.40 SP07 and higher, you can configure a Gateway Service to return aggregated values, for example, a sum, a minimum value, or a maximum value. This How To guide provides a detailed guide on how to annotate SADL-based Gateway Services in order to use analytical features. You will learn how to: 1. Add a property for the generated key 2. Map properties to elements 3. Generate runtime artifacts 4. Provide analytical annotations 5. Provide aggregation behavior information
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