Select data from sap tables MGV_L
Display SAP table details
MGV_LAMASCRLAYO1 - LAMA Screen Parameters, Flow Logic, and D020S Information
MGV_LAMASCRLAYOU - LAMA Screen Fields
MGV_LAMA_BAPIFNAMES - Field names for long material number enhancements
MGV_LAMA_MATNR_RANGE - Range-tables for material numbers
Return Table index