Here we would like to draw your attention to RSA3 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).RSA3 is a transaction code used for Extractor Checker in SAP.
It comes under the package RSU1.When we execute this transaction code, SAPLRSFH is the normal standard SAP program that is being executed in background.
Transaction RSA3 technical data table
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