FAQs
Generic Questions
- Does Neptune DXP support OData pre-delivered SAP web services for MDG
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Yes 
- Does Neptune DXP allow data modeling using SAP Gateway service builder?
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SEGW provides OData services, which a Neptune app can easily integrate with 
- Can SAP Fiori Apps be added on a Neptune Launchpad for a user along with Neptune Apps?
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Yes 
- What happens if SAP switches all roles to Fiori-based roles?
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SAP access is based on PFCG roles, and Neptune access is most commonly linked to these roles 
- Is Neptune DXP limited to ABAP applications only and cannot use to customize SAP pre-delivered application packages?
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Neptune DXP - SAP Edition is aimed at ABAP-based systems, Neptune DXP - Open Edition is suited to hook into ANY back-end system, using REST-API connections 
- In Neptune DXP can we develop apps for SAP private cloud platforms?
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Yes 
- Backend add-on installation needed including production server which brings a lot of tables on their namespace?
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Neptune can either be installed directly on the SAP back-end, (as a standalone component, the namespace is /NEPTUNE/) or only on an NWGW instance and communicate via RFC with SAP backend. Either way, the installation is lightweight 
- The client installed on mobile devices needs a separate Neptune web server for communication to the SAP backend?
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No separate web server needed. Installed as an add-on on the ABAP stack and uses SAP ICF. 
- Neptune does not support the Attribute view, Analytical view, or Calculation view provided by S/4 HANA data model? Since they can be consumed only by the OData model and new S/4 ABAP reports are based on these models?
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Neptune can easily consume OData and CDS views 
- Neptune DXP supports ODATA or JS?
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Both. We explicitly support OData. Javascript is inherently supported 
- SAP SUM or DMO tools for HANA migration ignores Neptune tables, do we need to reinstall the add-on after migration, What happens to Neptune code/Tables after each upgrade? Do we need to reinstall the add-on after each SAP patch application or upgrade? Will tables or Code delete by SAP during a patch upgrade?
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In normal upgrades, the Neptune components will be fully independent. In the case of upgrading from non-HANA to HANA, an ACP(Attribute Change Package) from Neptune may need to be applied if Neptune already installed. 
- Reverse Proxy Setup (Web dispatcher support)
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Yes 
- Setup with VPN
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Yes 
- Can customize SAP pre-delivered apps for HANA or Fiori tiles?
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Can easily create tiles on Neptune Launchpad that will link to existing Fiori Apps 
- Deploying a standard app, Frontend - Publish to Neptune Client needed?
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Publishing not required, once launchpad is installed any apps that are added/updated would reflect as soon as they are changed