... rows affected by the method call. In this example, one is returned since one row was added. Modifying a DataRow in a DataTable To modify a DataRow in a DataTable, you use the following steps: ... dataTableName is a string containing the name of the DataTable to update. The int returned by the Update() method is the number of rows successfully updated in the database. Going back to the previous ... need to set this to find the DataRow in the next step. 2. Use the Find() method to locate the DataRow that you want to modify in your DataTable. You locate the DataRow using the value of its...