What is the division of labor among value help, private, reuse, and query views in SAP HANA Live?

How do you create a custom calculation view from a delivered SAP HANA Live query view?

How do SAP HANA XS artifacts go live?

On which SAP HANA Live view type are all Fiori analytical apps built, and how are the HANA Live packages delivered?

Which role and package permissions does the SAP HANA Live extensibility tool require?

In the KPI modeler, the Value Measure dropdown is stuck empty when binding your new XS OData service. What is the cause?

SAP HANA Live had its era. What replaced the virtual data model layer in SAP S/4HANA?