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The validation attributes that you applied to the First Name, Last Name, and Year properties in the Student class are automatically enforced when updating the data.The Dynamic Field controls add client and server validators based on the validation attributes.Enabling users to update and delete records in the database is very similar to the process for retrieving data.In the Update Method and Delete Method properties, you specify the names of the methods that perform those operations.
You will set the following properties: These properties receive the name of the method that handles the corresponding operation.In this tutorial, you will use a Form View control to add a new record.First, add a link to the new page you will create for adding a new record.Above the Validation Summary, add: The new link will appear at the top of the content for the Students page. You will render the fields for adding a new student by using a Dynamic Entity control.Then, add a new web form using a master page, and name it Add Student. The Dynamic Entity control renders that editable properties in the class specified in the Item Type property.