Select data from sap tables FKKORDERPOS
Display SAP table details
FKKORDERPOS - Requests: Items
FKKORDERPOSDUE - ALV Structure for Standing Orders
FKKORDERPOS_BRF - Resquest: Items for BRF+
FKKORDERPOS_NCU - Request: amounts in NCU per one request item
FKKORDERPOS_WBS - Requests: Items
Return Table index