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The view will consist of just the data needed by the drop-down list: the full name (properly formatted) and the record key.In Server Explorer, expand file, right-click the design surface, and select Update Model from Database. Store), right-click v Instructor Name and select Properties.For example, you can perform logging every time an entity is updated, archive data whenever an entity is deleted, or automatically check and update related data as needed when inserting a row with a foreign key value. For example, when you update a department, you might need to validate that no other departments have the same administrator because one person cannot be administrator of more than one department.

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

It includes functionality such as student admission, course creation, and instructor assignments. The downloadable sample contains code in both C# and Visual Basic. NET MVC framework, see Getting Started with the Entity Framework using ASP. application structure that's more maintainable. To implement this architecture, you separate the presentation layer from the business logic layer (BLL) and the data access layer (DAL).

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

Because you write your own data-access code, it's easier to do more than just read, insert, update, or delete a specific entity type, which are the tasks that the control is designed to perform.

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