Start Gridview rowupdating get id

Gridview rowupdating get id

This makes it possible for you to provide the business-logic class with a reference to any object that implements the repository interface.

If you didn't complete the earlier tutorials, as a starting point for this tutorial you can download the application that you would have created.

NET Web Forms applications using the Entity Framework 4.0 and Visual Studio 2010.

The sample application is a website for a fictional Contoso University.

In a production application, you would provide a specific error message when a database constraint prevents a deletion, or you would specify a cascading delete.

For an example of how to specify a cascading delete, see The Entity Framework and ASP. page that you will be creating, you want to provide a drop-down list of instructors, with names in "last, first" format so that users can select department administrators.

Like the Getting Started series, this tutorial series uses the ASP. This lets you combine the advantages of an n-tier approach with the benefits of using a Web Forms control for data access.

NET Web Forms model and assumes you know how to work with ASP. The control gives you more flexibility in other ways as well.

In the third tutorial in this series you will add sorting and filtering functionality to the application.