![]() For further details please call 09945699393.Ĭomplete Tutorials How to become a full stack web developer Cloud computing complete tutorial Healthy food for healthy mind and body JavaScript tutorial Bootstrap tutorial Angular tutorial for beginners Angular 5 Tutorial for beginners Pragim Technologies - Best software training and placements in marathahalli, bangalore. In our upcoming videos we will implement SQLRepository which stores and retrieves employees from sql server employees table that we have just created. We can confirm that the database and the required tables are created using SQL Server Object Explorer window in Visual Studio.Īt the moment our application is still using MockEmployeeRepository which is an in-memory collection of employees. If no migration is specified, the command by default executes the last migration. To the Update-Database command we may pass the migration name we want to execute. For updating the database, we use Update-Database command. If the database does not exist already, it creates the database and then the database tables. We need to execute the migration code to create the tables. Please note : To have the command auto-completed in the Package Manager Console window, type part of the command and press the TAB key. This file has the code required to create the respective database tables. When the above command completes, you will see a file in the "Migrations" folder that ends with the name InitialCreate.cs. InitialCreate is the name of the migration. The following command creates the initial migration. Use Add-Migration command to create a migration. So please make sure this project is selected from the Default project dropdownlist. In our case, we created our data access project using a separate class library project (RazorPagesTutorial.Services). In the Package Manager Console window, please make sure you have selected the project in which you want the migration to be created. To launch Package Manager Console in Visual Studio, click on View - Other Windows - Package Manager Console If you are using Visual Studio like me, then use Package Manager Console. ![]() Migration is an entity framework core feature that keeps the database schema and our application model classes (also called entity classes) in sync. What is a migration in entity framework core In this video we will discuss creating and executing EF core migrations in a razor pages project. Part 29 - Using sql server in razor pages project | Text | Slides Part 28 - Install entity framework core in class library project | Text | Slides Part 27 - Implement search page in ASP.NET Core | Text | Slides
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