Contents
Does EF Core need repository?
We don’t need repository classes that are just containers to DbSet properties of DbContext. Even better – custom database context is class written by us. We extend DbContext of EF Core which means we have pretty much free hands on building up the custom context.
Is Dapper better than EF Core?
Dapper is literally much faster than Entity Framework Core considering the fact that there are no bells and whistles in Dapper. It is a straight forward Micro ORM that has minimal features as well. Dapper is heaven for those who still like to work with RAW Queries rather than LINQ with EFCore.
Does EF Core support views?
Views are not currently supported by Entity Framework Core.
Is EF Core faster than EF6?
The conclusions are obvious: in almost every test conducted by Chad, Entity Framework Core 3 is faster than Entity Framework 6 – exactly 2.25 to 4.15 times faster! So if performance is important to your application and it operates on large amounts of data, EF Core should be a natural choice.
How do I use EF Core?
Use the Include() method multiple times to load multiple navigation properties of the same entity. For example, the following code loads Grade and StudentCourses related entities of Student . var context = new SchoolContext(); var studentWithGrade = context. Students.
What is the difference between EF and EF Core?
EF Core offers new features that won’t be implemented in EF6. This is a high-level comparison and doesn’t list every feature or explain differences between the same feature in different EF versions. The EF Core column indicates the product version in which the feature first appeared.
How does a repository work in EF Core?
With EF, a Repository will do the heavy lifting, fetching datas from one or more SQL Tables, relying on a Factory to provide a fully instanciated and ready-to-use Aggregate. It will also do the transactionnal work in order to save the Aggregate (and its internals components) in a structured, relationnal Fashion in the DB.
How to implement ASP.NET Core Entity Framework repository pattern?
In this post, I will show you how to implement ASP.NET Core Entity Framework Repository Pattern in a WEB API if you are not familiar with ASP.NET Core web API, No need to worry I will show you how to do that using the steps below. Repository pattern is a way to create better code architecture.
Why is it important to use EF Core correctly?
Using EF Core “correctly” is not nearly as important to me as keeping the business logic isolated from external concerns, which is why I’ll settle for a “hacky” usage of EF Core if it means the Repository won’t be a leaky abstraction anymore. Let’s assume the repository’s interface is the following:
How does the Rep / UOW pattern work in EF Core?
The Rep/UoW pattern does this by providing a method to add/remove reviews to the Book Repository. Hiding complex T- SQL commands: Sometimes you need to bypass EF Core’s cleverness and use T-SQL. This type of access should be hidden from higher layers, yet easy to find to help with maintenance/refactoring.