KNVV: CUSTOMER MASTER SALES DATA
KNB1: CUSTOMER MASTER (COMPANY CODE)
KNA1: GENERAL DATA IN CUSOMER MASTER 
KNVP: CUSTOMER MASTER PARTNER FUNCTIONS
KNVH: COSTOMER HIERARCHIES
KNVS: COSTOMER MASTER SHIPPING DATA
MARA: MATERIAL MASTER GENERAL DATA 
MARC: MATERIAL MASTER C SEGMENT (PLANT MATERIAL)
MVKE: MATERIAL MASTER SALES DATA SALES DATA
KONH CONDITIONS (HEADER)
KONP CONDITIONS (ITEM)
SCHEDULE LINE TABLE ( ORDER CONFIRM )
VBEP SALES DOCUMENT: SCHEDULE LINE DATA
VBAK SALES DOCUMENT: HEADER DATA
VBAP SALES DOCUMENT: ITEM DATA
VBKD SALES DOCUMENT: BUSINESS DATA
VBPA SALES DOCUMENT: PARTNER
VBFA SALES DOCUMENT FLOW
LIKP SD DOCUMENT: DELIVERY HEADER DATA
LIPS SD DOCUMENT: DELIVERY ITEM DATA
VBUK SALES DOCUMENT: HEADER STATUS AND ADMINISTRATIVE DATA
VBUP SALES DOCUMENT: ITEM STATUS
MKPF HEADER: MATERIAL DOCUMENT
MSEG DOCUMENT SEGMENT: MATERIAL
KONV CONDITIONS ( PROCEDURE DATA )
VBRK BILLING : HEADER DATA
VBRP BILLING : ITEM DATA
BKPF ACCOUNTING DOCUMENT HEADER
BSEG ACCOUNTING DOCUMENT SEGMENT
MCHB Batch Stocks
MARD Material Master: Storage Location/Batch Segment
MBEW Material Valuation