We can export data to excel very easily using af:exportCollectionActionListener tag from ADF table as below. <af:commandButton text=”Export to Excel” id=”cbExport”> <af:exportCollectionActionListener exportedId=”tOrders” type=”excelHTML” filename=”orders.xls”/> </af:commandButton> But the issue is with big numbers. When you open the excel file, you will see big numbers in scientific format as below. By tweaking/changing output for exported