... record, the internal flag lets the class know that the data row already exists in the dsCustomer dataset, so the WriteChangesToDB method is called to update that row in the Customers table. The ... Methods That Update the Database Now that you have a class that can retrieve a specific row from the database, you will need to implement a method that will save changes to the database. You'll ... writing the new values to the data row, ' end the editing block, and then write the changes to the ' database. If you have a problem writing to the DB, then ' reject the changes...