SAP ABAP Data Element REFID (Reference activity ID) is used by

• Function Module (1)
• Program (2)
• Table (6)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	MEMOACT - REFID	Data on applicant action	PAPL	HR	SAP_HRRXX
2	Table	P4003 - REFID	Infotype 4003: Applicant Activities	PAPL	HR	SAP_HRRXX
3	Table	PB4003 - REFID	Infotype 4003: Applicant Activities	PAPL	HR	SAP_HRRXX
4	Table	PC3AC - REFID	Applicant Activities	PAPL	HR	SAP_HRRXX
5	Table	PS4003 - REFID	Infotype 4003: Applicant Activities	PAPL	HR	SAP_HRRXX
6	Table	RFACT - REFID	Referenced applicant action	PAPL	HR	SAP_HRRXX