SAP ABAP Data Element DDPROGTYPE (DD: ABAP Program Type, for example: C, N, FLTP, STRING) is used by

• Class (2)
• Interface (1)
• Table (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_DBPROC_PROXY_DDIC_ACCESS Method: CHECK_AND_MAP	Interface to DDIC Functionality	SDDBPROC_PROXY	BASIS	SAP_BASIS
2	Class	CL_DBPROC_PROXY_HELPER Method: IF_DBPROC_PROXY_AUX~DDIC_DTEL_TO_ABAP_TYPE	Additional Functions	SDDBPROC_PROXY	BASIS	SAP_BASIS