Where Used List (Class) for SAP ABAP Table/Structure Field PPHDR-OTYPE (PPHDR)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component

1	Class	CL_HRBAS_INFOTYPE_SERVICES `Method: CHECK_HISTO`	HR-PD Infotypes: Useful Methods	SP00_ITF	BASIS	SAP_BASIS
2	Class	CL_HRBAS_INFOTYPE_SERVICES `Method: METADATA_READ`	HR-PD Infotypes: Useful Methods	SP00_ITF	BASIS	SAP_BASIS
3	Class	CL_HRBAS_INFTY_BL_COMPUTATION `Method: METADATA_READ`	Template for Infotype-Specific BL	SP00_ITF	BASIS	SAP_BASIS
4	Class	CL_HRBAS_INFTY_NNNN `Method: READ_METADATA`	PD Infotypes, Generic IT Logic	SP00_ITF	BASIS	SAP_BASIS