SAP ABAP Table IWIOPAIR (IWB: Relationship between two objects) is used by

• Class (9)
• Function Module (6)
• Program (3)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	IWRELATION	IWB: Relationship between two objects	SIWB	BASIS	SAP_BASIS