Here we would like to draw your attention to OY18 transaction code in SAP. As we know it is being used in the SAP CA-CUS (Global Organization Customizing in CA) component which is coming under CA module (Cross Application).OY18 is a transaction code used for Table history in SAP.
It comes under the package BCUC.When we execute this transaction code, RSTBHIST is the normal standard SAP program that is being executed in background.
Transaction OY18 technical data table
Some Basic Questions & Answers
Program named RSTBHIST will run when we enter transaction code OY18.
OY18 is a Report Transaction code type which is shortly represented as R.