Getting Started with Entity Framework Core Entity Framework Core for Beginners

Getting Started with Entity Framework Core Entity Framework Core for Beginners | @abarash100

Hi Everyone,
Please SUBSCRIBE for more Learning:
https://www.youtube.com/@abarash100?sub_confirmation=1
@abarash100

C # (C Sharp):
https://youtu.be/i6fUqnOTQtM

OOP (Object Oriented Programing):
https://youtu.be/Q_glIjpf628

Data Structure:
https://youtu.be/Q2_lNaogaBc

Interview Tips:
https://youtu.be/apGI1loCPGc
https://youtu.be/rN3CgQ1qsNU

Entity Framework is an object-relational mapping (ORM) framework for .NET, developed by Microsoft. It provides a way to work with relational databases using .NET objects. Here are some key points about Entity Framework in .NET:

1. **Object-Relational Mapping (ORM):** Entity Framework allows developers to work with databases using .NET objects. It eliminates the need to write raw SQL queries for common database operations, making database interaction more intuitive and object-oriented.

2. **Database First, Code First, and Model First Approaches:**
– **Database First:** You design your database schema first, and then Entity Framework generates classes based on that schema.
– **Code First:** You define your domain classes first, and Entity Framework creates the database schema for you based on these classes.
– **Model First:** You create an Entity Data Model visually using the Entity Designer in Visual Studio, and Entity Framework generates both the database schema and the classes.

3. **DbContext and DbSet:** In Entity Framework, a `DbContext` represents a session with the database and is used to query and save data. `DbSet` represents a collection of entities from a particular table in the database.

4. **LINQ Support:** Entity Framework provides LINQ (Language Integrated Query) support, allowing you to write queries using C# or VB.NET syntax rather than SQL.

5. **Automatic CRUD Operations:** Entity Framework handles CRUD (Create, Read, Update, Delete) operations automatically for you based on the model classes.

6. **Migration:** Entity Framework has a feature called migrations that allows you to manage changes to your database schema over time. Migrations help keep your database schema in sync with your code.

7. **Lazy Loading and Eager Loading:** Entity Framework supports lazy loading, which means related data is loaded only when accessed. Eager loading allows you to load related data along with the main entities in a single query.

8. **Database Providers:** Entity Framework supports various database providers, including SQL Server, MySQL, SQLite, Oracle, and more. You can choose the appropriate provider for your project.

9. **Performance Considerations:** While Entity Framework provides a convenient way to work with databases, it’s important to be mindful of performance implications, especially for complex queries or high-volume applications. Proper indexing and optimizing queries are still important.

10. **NuGet Package:** Entity Framework is available as a NuGet package. You can add the package to your .NET project using the NuGet Package Manager in Visual Studio.

Entity Framework has evolved over time, and as of my last update in September 2021, Entity Framework Core is the latest version, designed to work cross-platform and provide better performance. However, always check the latest documentation and resources for the most up-to-date information on Entity Framework and its various versions.