SAP ABAP Table/Structure Field APOUPD - MATNR (APOUPD) is used by

• ENQU (2)
• Function Module (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	ENQU	EAPOUPD	EAPOUPD	CIF	PI_APPL	SAP_APPL
2	ENQU	MATNR	MATNR