SAP ABAP Function Module UMB_SERVICE_PERIOD_MERGE (Period Merge) is using

• Data Element (3)
• Table/Structure Field (14)
• Function Module (2)
• Message Class (1)
• Message Number (1)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	T009	Fiscal Year Variants	SOURCE VALUE(I_PERIV) TYPE T009-PERIV
2	Table	T009	Fiscal Year Variants
3	Table	UMB_YS_PERIOD_TAB	Period Structure