WITH Q_REPORTE2 DO
BEGIN
SQL.Clear;
SQL.Add('SELECT CAST(FACTURAS.COD_FACT AS CHAR(10)) || '' '' || ');
SQL.Add('CAST(REMISION.COD_REMI AS CHAR(10)) || '' '' || ');
SQL.Add('CAST(COMPRAS.COD_COMPRA AS CHAR(10)) AS TRES_CAMPOS_EN_UNA_COLUMNA');
SQL.Add('FROM FACTURAS, REMISION, COMPRAS');
Open;
END;