We can export data to excel very easily using af:exportCollectionActionListener tag from ADF table as below. [feature_box style=”1″ only_advanced=”There%20are%20no%20title%20options%20for%20the%20choosen%20style” alignment=”center”] <af:commandButton text=”Export to Excel” id=”cbExport”> <af:exportCollectionActionListener exportedId=”tOrders” type=”excelHTML” filename=”orders.xls”/> </af:commandButton> [/feature_box]   But the issue is with big numbers. When you open the excel file, you will see big numbers in scientific format as