SAP ABAP Table PRX_S_EXTKEY (External Proxy Object Identification) is used by

• Class (5)
• Function Module (8)
• PINF (6)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_ESR_BROWSER Method: MULTI_OBJ_ACTIVATION	test	SAI_ESI_BROWSER	BASIS	SAP_BASIS
2	Class	CL_ESR_BROWSER Method: MULTI_OBJ_DELETION	test	SAI_ESI_BROWSER	BASIS	SAP_BASIS
3	Class	CL_ESR_BROWSER Method: OPERATIONS_WITH_MULTIOBJECTS	test	SAI_ESI_BROWSER	BASIS	SAP_BASIS
4	Class	CL_PXN_AU_MIGRATION Method: TEST_MIGRATION	Test migration	SAI_PROXY_GENTIME_MDR_AU	BASIS	SAP_BASIS
5	Class	CL_SEA_ES_SPROXY_WRITER Method: DELETE_DTE_PROXY	SPROXY writer which creates proxies	SEA_SEW_CORE	BASIS	SAP_BASIS