SAP ABAP Table BDSRE17 (BDS: Relationship Instances) is using

• Data Element (10)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	SDOKIOCL	SDOK: Information object classes
2	Table	SDOKRECL	SDOK: Relationship classes
3	Table	SDOKRE_INC	SDOK: Fields for relationship instances