SAP ABAP Program LM61YF1M (CHECK_OPTIMIERUNG) is using

• Table/Structure Field (21)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table	AF61Y	Work fields for SAPLM61Y
2	Table	MDKP	Header Data for MRP Document
3	Table	MT61D	Material Master: MRP
4	Table	T439L	Warehouse costs for MRP lot size