Select data from sap tables WPM_T
Display SAP table details
WPMATNR - Structure as reference for itabs which only contain mat. no.
WPM_TERM_OFR_MAP - Mapping of split offer term to offer
WPM_TERM_OFR_MAP_STY - Main Offer to Split Offer Mapping
WPM_TWAA - Fields in TWAA located in EA-RETAIL
Return Table index