When updating a database with changes from a Data Set in previous versions of ADO. Therefore, only one event fire for the next row, until all of the rows are processed.
NET, the performed updates to the database one row at a time. When batch processing is disabled, the row being updated can be accessed using the Row property of the Row Updated Event Args class.
Then have a seperate function to update the values entered and finally call your Bind Grid() function which again binds the gridview..