Here we would like to draw your attention to RSU1 transaction code in SAP. As we know it is being used in the SAP BW-WHM (Warehouse Management in BW) component which is coming under BW module (Business Warehouse). RSU1 is a transaction code used for Create update rules in SAP.
It comes under the package for Update (RSAU). When we execute this transaction code, SAPMRSAU is the normal standard SAP program that is being executed in background. Transaction code RSU1 is included in the SAP component for SAP_BW.
Transaction RSU1 technical data table
| Tcode | RSU1 |
| Usage | Create update rules |
| Module | BW |
| Sub Module | BW-WHM-DST |
| SAP Package | RSAU |
| Program running | SAPMRSAU |
| Component | SAP_BW |