3360429 - Differences Between OData API V2 API_PURCHASEORDER_PROCESS_SRV and V4 API_PURCHASEORDER

Symptom

The OData protocol has changed considerably from V2 to V4. This requires different handling of the respective Purchase Order APIs.

OData V2 API was started in 2016 and was later adjusted to use the RAP technology.

OData V4 API was started in 2021 and was developed on a more mature RAP framework.

More information can be found on this link: Changes Compared to OData V2 Model

TECHNICAL OBJECTS AS A PREREQUISITE TO USE THE PURCHASE ORDER APIS

Services

· OData API V2 service: API_PURCHASEORDER_PROCESS_SRV

· OData API V4 service: API_PURCHASEORDER_2

Environment

SAP S/4HANA Cloud Public Edition 2308
SAP S/4HANA Cloud Public Edition 2402

Product

SAP S/4HANA Cloud Public Edition all versions

Keywords

API_PURCHASEORDER API_PURCHASEORDER_2 API_PURCHASEORDER_PROCESS_SRV V4 API_PURCHASEORDER , KBA , MM-FIO-PUR-PO , Fiori UI for Purchase Orders , MM-PUR-PO , Purchase Orders , How To

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