Here we would like to draw your attention to RSA2 transaction code in SAP. As we know it is being used in the SAP BC-BW (BW Service API in Basis) component which is coming under BC module (BASIS).RSA2 is a transaction code used for SAPI DataSource Repository in SAP.
It comes under the package RSUM.When we execute this transaction code, RSA1RSA2 is the normal standard SAP program that is being executed in background.
Transaction RSA2 technical data table
|Purpose||SAPI DataSource Repository|