Description
Entity Framework is an OR Mapping Tool, which originally deal with the Conceptual Model rather than the Relational Model.
- If one map Database to Entity Framework Model. Then, It creates a class with Database Name followed by Entities similar to LINQ.
- The Database will find in the front end as a diagram.
- To update the Data of the Employee Entities or Entities class, one should use a method "Save Changes".
- There are no separate methods to Insert a Record or Delete a record from the Respective table.
Step 1
Follow the below steps to work with Entity Framework.
Create a new MVC Application.
Step 2
Go to Solution Explorer->Models->Right Click on the Models->Add->New Item as shown in the below figure.
Step 3
The Add New Item window will appear on screen. Go to Data->ADO.Net Entity Framework->Give the Name->Click on Add as shown in the below figure.
Step 4
The Entity Framework Wizard will appear on screen. Select the Entity from the Database->Click on Next as shown in the below figure.
Step 5
Click the button New Connection and create a connection for data base to use the application, give the name for the connection and click Next, as shown in the below figure.
Step 6
Choose the Version of Entity framework, click Next to proceed as shown in the below figure.
Step 7
Select the Database object to be included in the model and click Finish button, as shown in the below figure.
Step 8
A Diagram with the selected entity will appear on the screen, as shown in the below figure.
Step 9
Go to Solution Explorer-> see the folders which were newly created as shown in the below figure.
Step 10
Click on the Context file which is marked in the above figure in step 9, then the code will appear as shown in the below figure. One can see their own context file name as marked in the below figure.
Step 11
Click on the Model Class which is marked in the above figure in step 10, then the code will appear as shown in the below figure. One can see their own Model Class Name as marked in the below figure.
