SAP ABAP Table TTREE (Definition table for structures) is used by

• Class (94)
• ENQU (1)
• Function Module (1161)
• Interface (8)
• Program (455)
• Search Help (4)
• SOBJ (2)
• Table (16)
• TYPE (4)
• View (10)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	SOBJ	BEFILTER	BEFILTER	SBEIF	BASIS	SAP_BASIS
2	SOBJ	BESTRUCT	BESTRUCT	SBEIF	BASIS	SAP_BASIS