SAP ABAP Function Module HU_DISPLAY_CHANGE_DOCUMENTS (Display Change Documents) is using

• Data Element (2)
• Table/Structure Field (9)
• Function Module (4)
• Message Class (1)
• Message Number (1)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Table	CDHDR	Change document header
2	Table	CDRED	Change documents, display structure
3	Table	DISVARIANT	Layout (External Use)
4	Table	VEKP	Handling Unit - Header Table	SOURCE VALUE(IF_HANDLING_UNIT) TYPE VEKP-VENUM
5	Table	VEKPVB	Work Structure for Handling Unit Header