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Utpal Vishwas

Utpal Vishwas

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I am Utpal Vishwas from Uttar Pradesh. Have completed my B. Tech. course from MNNIT campus Prayagraj in 2022. I have good knowledge of computer networking.

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Aryan Kumar

Aryan Kumar

22-Oct-2023

Entity Framework Core and Entity Framework 6 (EF6) are both Object-Relational Mapping (ORM) frameworks developed by Microsoft, but they have some key differences. Here's a comparison between Entity Framework Core and Entity Framework 6:

Cross-Platform Support:

  • Entity Framework Core is designed to be cross-platform and runs on .NET Core, which allows it to work on various operating systems, including Windows, Linux, and macOS. EF6 is primarily for the .NET Framework, which is Windows-centric.

Performance:

  • Entity Framework Core is generally considered to be more performant and optimized than EF6. It has better query performance, reduced memory usage, and improved SQL generation, making it a good choice for high-performance applications.

Lightweight:

  • EF Core is a more lightweight framework, with a smaller codebase and fewer dependencies. It is more modular, allowing developers to include only the parts they need. EF6 has a larger footprint.

Dependency Injection:

  • EF Core is designed to work seamlessly with dependency injection, making it easier to integrate into modern application architectures. EF6 doesn't have the same level of built-in support for dependency injection.

Code-First Only:

  • Entity Framework Core primarily follows a "Code-First" approach, where you define your data model in code, and the database schema is generated based on your code. EF6 also supports a "Model-First" and "Database-First" approach, where the data model can be created from an existing database or a visual model.

Provider Ecosystem:

  • EF Core has a growing ecosystem of database providers beyond SQL Server, including PostgreSQL, MySQL, SQLite, and more, making it more versatile. EF6 primarily focuses on SQL Server but also has some support for other databases.

Linq Support:

  • Both EF6 and EF Core support LINQ (Language-Integrated Query) for querying databases, but EF Core's LINQ provider is more powerful and efficient.

No Tracking Queries:

  • EF Core introduces the concept of "no tracking queries," which allows you to retrieve data without tracking changes, providing better performance in read-heavy scenarios. EF6 does not have this feature.

Community and Support:

  • Entity Framework 6 has been around longer and has a larger community and more extensive documentation. EF Core, being a newer framework, is actively developed and has an expanding community.

.NET Framework Versions:

  • EF6 primarily targets the .NET Framework, which is used in traditional Windows applications. EF Core supports .NET Core and .NET 5 and later, which are cross-platform and can be used in modern, containerized, and cloud-native applications.

In summary, Entity Framework Core is a more modern and versatile ORM framework with better performance, cross-platform support, and a focus on code-first development. Entity Framework 6, on the other hand, is more established, has broader database support, and offers alternative development approaches. The choice between the two depends on your project's requirements, platform, and specific use case.

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