Select data from sap tables V_HDR
Display SAP table details
VBHDR - Update header
V_HDR_ACT_NODE - Generated Table for View
V_HDR_ALTNUM - Generated Table for View
V_HDR_CMP_NODE - Generated Table for View
V_HDR_COPVAR - Generated Table for View
V_HDR_FLO_NODE - Generated Table for View
Return Table index