Описание тега sap-bsp
SAP Business Server Pages is an ABAP-stack server technology that provides both an MVC approach and a low level http request/response approach.
Documentation for BSP: here.
This tag was created because the current BSP tag stands for 'Board Support Package' and used to stand for 'Binary Space Partitioning trees', which means that all 'sap' 'bsp' questions are in effect wrongly tagged.