SAP table TFK110 has 3 primary key fields being MANDT,APPLK,VERART.
If you're only analyzing data from a single SAP instance you may omit field MANT in your relationships as it will we the same across the entire dataset. On the other hand, if you're combining data from multiple SAP instances you need to take MANDT into account.
Field
Description
Data Type
Length
Decimals
Checktable
Data Element
MANDT
Client
CLNT
3
0
*
MANDT
APPLK
Application Area
CHAR
1
0
APPLK_KK
*
Valid for all application areas
C
Convergent FI-CA
M
Media Companies
P
Public Administration
R
Utility company
S
Extended FI-CA
T
Telecommunications
V
Insurance company
X
In-house development
VERART
Clearing Type For Clearing Postings
CHAR
3
0
VERART_KK
XINPAY
Clearing Type Incoming Payment
CHAR
1
0
XINPAY_KK
STYUSE
Use Of Clearing Type
CHAR
1
0
STYUSE_KK
1
Incoming Payments
2
Account maintenance
3
Distribution of payment amount between dependent items