SAP ABAP Table RUECK (Temp. storage for subsystem confirmations) is using

• Data Element (153)
• Table (18)

#	Object Type	Object Name	Object Description	Note
1	Table	ASMD	Service Master: Basic Data
2	Table	AUFK	Order master data
3	Table	CKPH	Master Record: Cost Object ID Number
4	Table	CSKS	Cost Center Master Data
5	Table	CSLA	Activity master
6	Table	EKKO	Purchasing Document Header
7	Table	EKPO	Purchasing Document Item
8	Table	MARA	General Material Data
9	Table	PDCOM	Input Structure for Analysis Module
10	Table	PKHD	Control Cycle
11	Table	PRPS	WBS (Work Breakdown Structure) Element Master Data
12	Table	RUECK	Temp. storage for subsystem confirmations
13	Table	T001	Company Codes
14	Table	T778O	Object Types
15	Table	TCURC	Currency Codes
16	Table	TGSB	Business Areas
17	Table	TKA01	Controlling Areas
18	Table	VBUK	Sales Document: Header Status and Administrative Data