SAP ABAP Function Module K_OPEN_ITEM_PO (Obligo auf Bestellung) is using

• Class (2)
• Data Element (5)
• Table/Structure Field (29)
• Function Module (1)
• Class Method (2)
• Table (6)

#	Object Type	Object Name	Object Description	Note
1	Table	COBK	CO Object: Document Header	SOURCE VALUE(I_ORGVG) LIKE COBK-ORGVG DEFAULT 'RMBE'
2	Table	COBK	CO Object: Document Header	SOURCE VALUE(I_ORGVG_CALL) LIKE COBK-ORGVG OPTIONAL
3	Table	COBL	Coding Block
4	Table	CSKBV	Control indicators in the cost element B segment
5	Table	EKBP	Transfer: MM Purchase Order (Ordering Statistics)
6	Table	EKBP	Transfer: MM Purchase Order (Ordering Statistics)	SOURCE T_EKBP STRUCTURE EKBP