Here we would like to draw your attention to SE12 transaction code in SAP. As we know it is being used in the SAP BC-DWB (ABAP Workbench, Java IDE and Infrastructure in Basis) component which is coming under BC module (BASIS).SE12 is a transaction code used for ABAP Dictionary Display in SAP.
It comes under the package SEDD.When we execute this transaction code, DD_START is the normal standard SAP program that is being executed in background.
Transaction SE12 technical data table
|Purpose||ABAP Dictionary Display|