SAP ABAP Table T439J (PP planning periods: calculation rule) is used by

• Class (1)
• Function Module (5)
• Program (20)
• TTYP (2)
• UENO (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_WFIL_CUSTOMIZING_TABLES	central class for customizing tables for sites	WFIL	APPL	SAP_APPL