SAP met à disposition de ses clients un environnement SAP HANA qui contient une base de données "in Memory" et des outils pour modéliser et interroger les données stockées dans les tables de l'ERP.
With the arrival of S/4HANA, SAP has introduced a change, with regard to the development of business layers from ERP tables. The aim is to be as close as possible to the database in order to have the best performance...
Hierarchies are a popular method of structuring application data to facilitate its consumption.