Here we would like to draw your attention to OIY9 transaction code in SAP. As we know it is being used in the SAP PM (Plant Maintenance) module. OIY9 is a transaction code used for Scheduling Overview in SAP.
It comes under the package INSC.When we execute this transaction code, RIOCUS00 is the normal standard SAP program that is being executed in background.
Transaction OIY9 technical data table
Some Basic Questions & Answers
Program named RIOCUS00 will run when we enter transaction code OIY9.
OIY9 is a Report Transaction code type which is shortly represented as R.