SAP ABAP Function Module COM_HIERARCHY_CHECK_OW (Hierarchiedaten prüfen) is using

• Class (2)
• Data Element (5)
• Table/Structure Field (31)
• Function Module (6)
• Message Number (6)
• Class Method (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Class Method	CL_COM_HIERARCHY_SCHEMATYPE - READ_SINGLE	Standard Schema Type (UNSPSC, E-class, ...)
2	Class Method	CL_COM_HIERARCHY_SCHEME - COMC_SCHEME_READ_SINGLE_GUID	Category Numbering Scheme