SAP ABAP Function Module UA_SELECT_STRUCTURE_FIELDNAMES (Ermittlung der Quellsysteme) is using

• Class (2)
• Data Element (7)
• Table/Structure Field (14)
• Function Module (2)
• Message Class (1)
• Message Number (2)
• Class Method (3)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table	DYNPREAD	Fields of the current screen (with values)
2	Table	HELP_VALUE	Structure or Function Module HELP_VALUE_GET_FOR_TABLE
3	Table	UAB_S_FIELDINFO	DDIC Info on Fields
4	Table	UACOSTING_DATA	Costing Fields