- [Narrator] Now that we've got an HTML form…that's posting validated data back to the server,…let's use the Entity Framework library…to save that data to a database.…Entity Framework is an object relational mapper…or ORM, which is really just a fancy way…of saying that it's a tool that allows you to save…and retrieve data to and from a relational database…using objects rather than hand coded sequel queries.…To start, I'll add a new class called blog data context…to our project.…
Note that the name of this class is not important at all,…you can name it any name that you like.…Then, I'll have this new class inherit…the Entity Framework base class, Db Context.…In order to tell Entity Framework…that we'll be using this class…to represent our database.…Notice how Visual Studio is highlighting…the Db Context base class to indicate…that it doesn't know what it is.…So, go ahead and add a reference to the entity…framework package to make that error go away.…
In order for the data context to actually…be useful to us, we need to define…
Author
Updated
5/3/2019Released
12/6/2016- Building blocks of ASP.NET Core applications
- Creating a new project
- Responding to HTTP requests
- Serving static files
- Understanding the MVC pattern
- Handling requests with controllers
- Routing
- Rendering HTML with Razor
- Rendering data, view markup, and view logic
- Creating HTML forms
- Validating form data
- Reading and writing from a database with Entity Framework
- Improving the user experience
- Exposing data with a web API
- Securing your ASP.NET application
Skill Level Intermediate
Duration
Views
Related Courses
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Introduction
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Welcome1m 16s
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What you should know2m 6s
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What's new2m 33s
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1. The Basics
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Create a new project4m 44s
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Respond to HTTP requests5m 32s
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Serving static files2m 18s
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Use custom configuration4m 21s
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2. The Model-View-Controller (MVC) Pattern
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Understand routing4m 24s
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3. Render HTML with Views
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Render HTML with Razor3m 51s
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4. Work with Data
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Validate form post data5m 55s
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5. Creating Reusable Components
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6. Secure Your Application
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Conclusion
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Next steps1m 42s
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Video: Represent the database using Entity Framework