This article explains Entity Framework in ASP.NET and shows how to create a simple shopping cart using it.
This article explains Entity Framework in ASP.NET and shows how to create a shopping cart using it. In this article you will learn:
Overview Of Entity Framework "The Microsoft ADO.NET Entity Framework is an Object/Relational Mapping (ORM) framework that enables developers to work with relational data as domain-specific objects, eliminating the need for most of the data access plumbing code that developers usually need to write. Using the Entity Framework, developers issue queries using LINQ, then retrieve and manipulate data as strongly typed objects. The Entity Framework’s ORM implementation provides services like change tracking, identity resolution, lazy loading, and query translation so that developers can focus on their application-specific business logic rather than the data access fundamentals.” For more details you can visit this site: entityframework Step 1: Create the table using this Stored Procedure in your database.
Creating table 'ProductDetails'
Step 2: Enter your GridView details in the client-side. for edit button (.aspx code)
Step 3: Create the ADO.NET Entity Data Model. In order to use the Entity Framework, you need to create an Entity Data Model. You can take advantage of the Visual Studio Entity Data Model Wizard to generate an Entity Data Model from a database automatically. Use the following procedure:
Step 5: Calculate the product total price based on the entered quantity. You can implement this code in the RowDataBound Event in the Gridview Control. Using this event we can find the specific controls, such as Label, TextBox, dropdown, checkbox and get values from controls inside the GridView control.
Hands on ASP.NET GridView