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Posts tagged entity-framework-core
I'm evaluating JetBrains Rider 2023.3 on Linux and almost immediately ran into a compiler warning that I don't understand. Attempting to isolate it, I created a new solution containing a .NET 6 cla...
(Full code available for cloning here) I've run into some odd behavior of EF-core's Find method. It seems like the returned entity doesn't include the rest of the data. MWE Models using Micro...
The Code using Microsoft.EntityFrameworkCore; public class BloggingContext : DbContext { public DbSet<Blog> Blogs { get; set; } public DbSet<Post> Posts { get; set; } ...
I have two classes, Contestant and Picture, with the following setup: public class Contestant { ... public int AvatarID { get; set; } [ForeignKey(nameof(AvatarID))] public ...
I am using linq/EF core to retrieve data via an API call. How do I sort the collection of related data for each retrieved entity? Assume the following structure: an Order is made on a certain da...
I am working with VS 2022 and trying to make a WPF MVVM application. The application updates the items displayed in the datagrid, persisting the changes to the database upon save. However, adding a...
Context Our product owner has realized that some entities are duplicated from time to time and that a merge is required. This should clean up existing duplicates and also allow special users to me...
I've been doing a lot of reading on implementing the repository pattern in C# projects and found controversy, or shall I say some strong criticism, made by seemingly very smart people with previous...
I have extensive working experience with Entity Framework ORM and have noticed two major ways of writing LINQ (LINQ2SQL): lot of eager loading: the most prevalent, uses (lots) of Includes to eag...
I am slowly modernizing an older ASP.NET Core Web API and one of the steps involved migrating from database first to code first. Now, all schema changes and seeding is covered by migrations which ...
I have recently contributed to a Clean Code project and had a discussion about how to implement unit tests. The project author argues for using an in-memory database (which easily replaces the rea...
I have recently started a project based on the clean architecture principle and noticed that it did not rely on generic repositories since Entity Framework's DbSets are doing the job just fine. In ...
I have decided to convert a legacy database-first ASP.NET Core project to code-first. However, I have noticed that the project used the same database as another bigger project and the Entity Framew...
I have noticed some time ago that Entity Framework assumes a CASCADE behaviour (implicit value, if not specified) for referential constraints (FKs) when deleting items. This means that by default, ...
