SAP ABAP Table RW20A (I/O fields Allocation table PO data index) is used by

• Class (3)
• Function Module (12)
• Interface (2)
• Program (9)
• Table (1)
• TTYP (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	TTYP	WRF_RW20A_TTY	WRF_RW20A_TTY	WAUF	APPL	SAP_APPL