SAP table T438A has 2 primary key fields being MANDT,DISMM.
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
DISMM
MRP Type
CHAR
2
0
DISMM
DISVF
MRP Procedure
CHAR
1
0
DISVF
B
Reorder Point Planning
C
Demand-Driven Replenishment
D
Material Requirements Planning
M
Master Production Scheduling
N
No MRP
R
Time-Phased Materials Planning
S
Forecast-Based Planning
W
Replenishment (IS Retail)
X
Without MRP, with BOM Explosion
PROKZ
Forecast indicator
CHAR
1
0
PROKZ
No forecast
*
Optional forecast
+
Obligatory forecast
PROVB
Consumption Indicator for Forecast
CHAR
1
0
PROVB
G
Total Consumption
U
Unplanned Consumption
PROOS
MRP indicator of forecast
CHAR
1
0
PROOS
Not to be included in planning
G
Total requirements
U
Unplanned requirements
KZSIB
Indicator: calculate safety stock
CHAR
1
0
KZSIB
KZMEB
Indicator: calculate reorder level
CHAR
1
0
KZMEB
PRRED
Reduce forecast requirements
CHAR
1
0
PRRED
FXART
Firming Type of the Planning Result
CHAR
1
0
FXART
0
Planning results not firmed
1
Automatic firming and order proposals rescheduled out
2
Automatic firming without order proposal
3
Manual firming and order proposals rescheduled out
4
Manual firming without order proposal
RESPL
Indicator: delete firm planned orders
CHAR
1
0
RESPL
Do not delete firm planned orders
1
Delete firm planned orders
KZREG
Indicator: plan material regularly
CHAR
1
0
KZREG
ICBED
Reorder point planning with external requirements
CHAR
1
0
ICBED
Ignored
1
External requirements in total horizon
2
External requirements within replenishment lead time