Select data from sap tables VBELN
Display SAP table details
VBELNTMP - Temporary SD Document Numbers
VBELN_LINE - VBELN
VBELN_RAN - Range Table for Sales Document Number
VBELN_TAB - Delivery table
VBELN_TAB_S - Update Flag for Sales and Distribution Document Number
VBELN_TAB_SAMM - Transfer structure for updating multiple processing per ref.
Return Table index