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Revati S Misra

Revati S Misra

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Aryan Kumar

Aryan Kumar

06-Sep-2023

To access data using Entity Framework in ASP.NET MVC, you need to:

  1. Create the Entity Framework data model. This can be done using the Entity Framework Designer or by creating models from the database.
  2. Create a DbContext class that inherits from DbContext. This class will be used to connect to the database and manage the entities.
  3. Create a controller that will display the data to the users. The controller should use the DbContext class to query the database and return the results to the user.

Here's an example of accessing data using Entity Framework in ASP.NET MVC:

C#

public class StudentController : Controller
{
    private readonly StudentDbContext _context;

    public StudentController(StudentDbContext context)
    {
        _context = context;
    }

    public ActionResult Index()
    {
        var students = _context.Students.ToList();
        return View(students);
    }
}

In this example, we are creating a controller named StudentController that inherits from Controller. The controller has a constructor that takes a StudentDbContext object as a parameter. This object is used to connect to the database and manage the entities.

The Index() action method queries the database for all the students and returns the results to the view. The view will then display the list of the students to the user.

Here are a few other things to keep in mind when accessing data using the Entity Framework in ASP.NET MVC:

  • Entity Framework can be used to query the databases using LINQ queries.
  • You can load related entities using Entity Framework
  • Entity framework can used to cache entities in memory
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