Distinguishing between Number and AutoNumber dataNumberAutoNumberIt holds numeric values whichare used for calculations.It allows to store numbers thatare automatically generatedfor each record.The field length of this datatype is 1,2, 4, 8 or 16 bytes.The field length of this datatype is 4 bytes.It does not support fieldproperty New values.It supports the field propertyNew values.e.g. in a table Employee, Salaryis a Number type field.e.g. in a table Bank, theAccountNo is a AutoNumberfield as, for every newcustomer, this field willautomatically increase and willprovide a new number.