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Questions - ef-core-5.0

What is the equivalent of entityEntry.Metadata.DefiningNavigationName() in EF Core 6?

I am using EF Core 5 and I have the following in my DBContext SaveChanges(): if (entityEntry.Metadata.Name == "ArticleBankAggregate.ArticleTag" && entityEntry.Metadata.De...
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Mike Lenart

c#

entity-framework-core

ef-core-5.0

ef-core-6.0

Votes: 0

Answers: 1

Latest Answer

Shared entity types are entity types which use common CLR type (class), and are identified by the entity type name (since the type is not enough). Owned entity types now are implemented as shared type...
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Ivan Stoev

How to register derived instance of DbContext?

I am trying to do POC using Clean Architecture as discussed here, using EF Core 5. In clean architecture the Infrastructure concern like database are separated in Infrastructure layer and then domain ...
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LP13

asp.net-core

clean-architecture

ef-core-5.0

Votes: 0

Answers: 1

Latest Answer

So changing the registration like below it worked services.AddScoped<DbContext, MyDbContext>((sp) => { var contextOptions = new DbContextOptionsBuilder<MyDbCont...
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LP13

What is the use of FromExpression in EF 5?

I am trying to understand whats the use of new FromExpression extension method introduced in EF 5 since there are already few different ways you can query entity Using FromExpression: var q = DBContex...
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LP13

.net-5

ef-core-5.0

Votes: 0

Answers: 1

Latest Answer

All these scenarios do not need FromExpression (although it sort of works with them). The main (and probably the only) usage of that method is for Mapping a queryable function to a table-valued functi...
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Ivan Stoev

Adding entities with Id 0 using EF Core

I'm trying to update an ICollection Navigation property called Tags, which belong to the User entity: if (memberUpdateDto.Tags != null) { user.Tags = new List<UsersTags>(); foreach (TagD...
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Oren A

c#

.net-core

entity-framework-core

ef-core-5.0

Votes: 0

Answers: 2

Latest Answer

Try this var newUserTags = new List<UsersTags>(); if (memberUpdateDto.Tags != null) { foreach (TagDto tagDto in memberUpdateDto.Tags) { newUserTags.Add(new UsersTags { ...
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