Questions tagged [entity-framework]
An ORM built by Microsoft and is available as part of .Net framework 3.5 and later.
381
questions
0
votes
1
answer
250
views
Is IRepository allowed to know about database entities?
I am trying to apply Robert Martin's Clean Architecture on my .NET project. In one of chapters about boundary, it talks about that database interface should reside in business logic component rather ...
- 223
1
vote
3
answers
155
views
Creating Unit and Integration Tests with Database elements
This is something that I've heard a number of opinions and theories about, but I'm still torn on how to go forward.
For context, this particular issue deals with the following technologies, in case ...
- 323
3
votes
4
answers
362
views
In EF why should a DB contexts not persist?
Are the reasons for why Microsoft states that DB contexts should not be long lived because of measurable effects (memory leak, resource hog, increased probability of data corruption, ...) or is it ...
- 254
0
votes
2
answers
84
views
EFCore In Memory repository Unit Test of Encrypted data
I have in project linq repository unit tests.
[Fact]
public async Task Get_FromTreeEntitiesUnsorted_RetunsOrderByDescending()
{
//Arrange
_contextReadonly.Entity.Add(new ...
- 19
0
votes
2
answers
295
views
Should entities always be simple and mapped?
I am told everywhere that entities are only to represent the data structure, then entities should be mapped to a model and then the model possibly to a DTO.
The other way is similar, DTO -> model -&...
- 1
0
votes
0
answers
42
views
Designing an optimization on throughput of EF.Core application
I am looking for feedback on a design problem I encountered when processing batches of db entries. The issue at hand is efficiency and throughput of an application.
The application looks like this ...
- 723
0
votes
2
answers
219
views
Domain Project and Identity Project circular dependency
I am currently working on implementing the Clean Architecture pattern using Entity Framework. However, I've encountered an issue related to the design of my Domain project. In this project, I need to ...
-1
votes
3
answers
2k
views
How to properly design database in accordance with DDD
My Domain layer contains below model:
public class ApiResource
{
public bool Enabled { get; set; } = true;
public string Name { get; set; }
public string ClientId { get; set; }
public ...
- 111
1
vote
3
answers
1k
views
Using Repository Pattern with .NET Entity Framework with a single Get method with optional parameters for each table include
We have a very messy data repository component, with dozens of methods to interface a DbContext (entire database) in Entity Framework.
It was (and is) coded in a way that adds a new repo method for ...
- 461
1
vote
2
answers
145
views
Designing Products with multiple variations
I have a Product entity:
public class Product
{
public int Id { get; set; }
public string? Name { get; set; }
public string? Description { get; set; }
[ForeignKey("Brand"...
- 157
1
vote
1
answer
2k
views
Mapping between Entity and ViewModel
I'm trying to make an application in ASP.NET MVC.
I'm using AutoMapper for the conversion between entities and ViewModels.
In most cases, this works fine, but when I need to add some additional data (...
- 65
0
votes
1
answer
2k
views
Doubt about DDD, entity core and backing field
I was reading the documentation about how to use Entity Core in a DDD way. This is the documentation.
It is said that I can configure EF to can map an internal private field to a private field, the ...
- 543
-1
votes
1
answer
619
views
REST API designing resources for complex entities
I have an ASP.Net Core Web API where I am having difficulties designing the REST resources based on the EF Entities I have.
There are three entities that describe a Reservation. First, there is the ...
- 109
2
votes
2
answers
1k
views
Why should I use an ORM like Entity Framework Core?
I have taken over the maintenance and development of a mature .NET Framework ASP.NET MVC application which uses an Entity Framework repository pattern. Several developers have worked on it before me ...
- 131
2
votes
2
answers
2k
views
Where should helper classes/methods for transforming business data for the View be located
I have inherited a badly architected and organised ASP.NET MVC application, which is an online booking system for healthcare providers. It seems to have been designed with very few object oriented ...
- 369