Questions tagged [repository]
For questions about the implementation of the repository design pattern.
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Laravel function to add a supplier, and associated addresses and contacts
I have a function addSupplier() that adds a supplier. Each supplier has multiple addresses and each address has multiple contacts.
...
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1answer
32 views
Showing data for a chat with another user
I have a get route to show the data for a chat with another user. If an existing chat exists I want to return that, otherwise create a new chat and return it.
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1answer
71 views
Repository of trainers
This is my first asp.net core web api and i did followed the Repository pattern but i don't know whether this approach is good practice.
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1answer
66 views
Transaction integrity in asp.net core with entity framework and generic repository
First of all I am just about to dive in entity framework for a newly starting project in my office. So I am not very experienced in ef, I used ADO.Net and Dapper for data persistence formerly. For now,...
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0answers
164 views
E-commerce site for posting advertisements
I am developing an e-commerce website in ASP.NET MVC. Users can post advertisements of different types on the site.
I am using inheritance to define my Ad types, and this review is mainly about ...
3
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0answers
304 views
Structure and Implementation of Generic Repository and Unit of Work patterns with Dapper and SqlTransactions
I am attempting to update some legacy code that I work with, but my knowledge of data access is limited to a basic use of Entity Framework and simple Dapper. After some research, I have a loose ...
3
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1answer
47 views
Registering an event participant, using Entity Framework and several associated models
I have a method that is responsible for receiving an object and perform the information saved with Entity Framwork, using the Repository pattern. The issue is that this object is, basically, a DTO. ...
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1answer
114 views
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958 views
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1answer
338 views
ASP.NET Identity 2.0 UserManager alongside with UnitOfWork and Service-Locator anti-pattern
I was wondering whether it is a good aproach to have Identity 2.0 UserManager next to UnitOfWork pattern? I am using ...
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2answers
1k views
Repository pattern along with EF and Unit of work
I'm new to this Repository pattern and have seen lot of repository pattern + UoW implementations all over the internet and I'm not able to reach to a conclusion as to which of them is correct . After ...
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0answers
573 views
Entity Framework with two databases (with UoW, Repository and Service Layer)
I have two databases: one for a warehouse, second for the office (The db design is out of the scope of this question). There are MANY cross-database funtions. One of those functions is ...
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1answer
29 views
Repository layer for MongoDB
I've implemented a quick and dirty repository to save and insert users to a MongoDB. As you can see, it just inserts one and finds one. Not a rocket.
The thing is I don't really know what are the ...
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1answer
272 views
Entity Framework MVC updating db using a repository method [closed]
I have inherited this code from a legacy project, and it is throwing a
New transaction is not allowed because there are other threads running in the session.
error.
Now I know the problem here is ...
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1answer
3k views
Generic Repository without Entity Framework
Almost all of generic repository pattern tutorials were making use of EF, so I haven't got much sources to compare my code with. Here is what I have done. Could you please suggest me to fix my wrongs ...
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2answers
9k views
C# - Entity Framework + Repository pattern + Unit of work pattern
After hours spent on reading various articles about correct way to implement Repository patter & UoW patters I finally think that I have managed to create (hopefully good) implementation.
The ...
3
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1answer
188 views
Reduce boilerplate with RepositoryPattern
I'm refactoring a WPF application that uses Repository pattern to access the web services, I've got a tons of repository wrote as
...
3
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1answer
51 views
Returning generic types from Repository
Is it bad design if I create repostory with methods that returns generic types. For example in AccountsRepository if I have:
...
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1answer
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1answer
1k views
Generic repository with UoW and simple injector
I'm implementing a generic repository + UoW pattern with EF6 and simple injector. I feel there is room for improvements. Please let me know if I left out some relevant code, I tried to keep it breif.
...
3
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0answers
220 views
Generic repository accessor in a unit of work
I'm giving the repository + UoW patterns my first shot on the server side, so bear with me. Also, it's worth mentioning that I haven't used an IoC container on the server side before either, so I'll ...
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265 views
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1answer
127 views
First attempt at Data Driven Design with MVC, to manage a user list
After what I've felt is a sufficient amount of research, I have made my first attempt at a domain driven design MVC project. I would love for you guys to tear it apart and give me pointers to make it ...
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0answers
1k views
Repository pattern with Specification queries
I'm working on an Android (Java) project which utilizes different analytic metrics (sum of x group by date, sum of x group by id, etc) and I am projecting the data sets into different charts using ...
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0answers
1k views
Using IoC Container with Entity Framework Repository Pattern
I am using WPF with Entity Framework 6 (DB first), Caliburn.Micro, and MEF.
I am trying to ...
2
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1answer
92 views
Handing multiple workflows cleanly in LOB application
Background
I'm about to build a LOB application that resembles an e-commerce solution (without paying and being open to the public). It will be used to receive orders for fulfillment purposes based ...
9
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0answers
270 views
Repository pattern in Rust
I'm looking to add a thin layer of abstraction for database interaction in my application. I'm not really looking for a full blown ORM or advanced query builder.
I am familiar with Diesel, but its ...
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0answers
202 views
Rate my implementation of Unif Of Work with Repository pattern and EF Core
I wanted to try something new in regards of design patterns. I have ended up with Unit Of Work with Repository and EF Core. So I just want to display my "real world" solution and maybe hear what you ...
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2answers
200 views
Users repository
At work we use almost always the same pattern EF, DAL and BLL. I wish to try something new.
This is the project structure:
And here a code sample with only Users entity:
...
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0answers
1k views
Custom generic repository pattern
This weekend I made an attempt at a generic repository pattern for entity framework in .NET after reading this blog post. I was wondering how it could be better. I specifically have a couple questions....
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1answer
279 views
Instantiate repository classes dynamically
I'm curious about the best way to instantiate my repositories. Currently they're in the main controllers constructor method.
I was thinking making separate controllers for inbounds, outbounds, ...
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1answer
521 views
Event sourcing with Python
I've been studying the event sourcing pattern and trying to come up with a set of classes or minimal library I can share across projects.
Below you can find the implementation of this main parts of ...
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2answers
107 views
Repository searching code duplication
A followup question to this: IQueryable Extensions working on expression for collection property
I am working on a project for a family member which involves the use of a database and a repository, ...
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1answer
199 views
Repository/persistence-service implementation
I have the following situation:
I have...
Models like ServerRoom and ServerCabinet
...
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2answers
138 views
Check repository for a nested entity
I have a Product entity and a ProductCategory entity. Given the Product entity, my ...
2
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1answer
4k views
Cached repository implementation for small lists of data models
I have been using Repositories in my ASP.NET MVC projects and I felt the need to fully cache small tables data (dictionaries, cities, countries etc.). This kind of information is changed (very) ...
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2answers
194 views
Mix of Repository and UOW For Business Library with Entity Per Table Architecture
I am trying to use Entity framework along with UOW in business class where I want to use this layer across multiple types of applications like web, webapi and Windows Services. So I cooked something ...
2
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1answer
730 views
Resository Pattern and Unit of Work with ADO.net
I am trying to implement the Repository Pattern with a Unit of work but i dont know if i am on the right direction. This is my Model
...
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2answers
291 views
PHP OOP Repository overview
I already learned JAVA, a few design patterns (Controllers, etc.) and OOP. I'm trying too build some PHP scripts in OOP (a blog). I want to collect some articles from the DB and store in an array. I'm ...
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2answers
2k views
Simple Repository Pattern without ORM and Unit Tests
I'm trying to implement the repository pattern in the following manner:
Interface:
...
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1answer
488 views
My take on implementing the Repository Design Pattern in PHP
The past few weeks I've been trying to grasp on nearly any Design Pattern ever invented, but the repository pattern is one I could understand and implement it myself in my project. My application uses ...
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1answer
187 views
Simple repository for a small/medium sized ASP.NET MVC site
I am about to start a small/medium sized project. I am by no means a software architect. But I tend to question every move I make at times, since I want to do things correct.
I found a way to ...
3
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1answer
6k views
WPF/MVVM with Entity Framework, Repository and Unit of Work pattern
I'm building WPF/MVVM application and I'm struggling implementing Unit of work pattern.
The part, about which I'm not sure is UnitOfWork class. Here is my thought:
...
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0answers
122 views
Repository pattern implementation
I'm in the process of delving into different design patterns and trying to implement them into my daily work routine.
I come from an unstructured world of PHP and not understanding how to utilize it ...
2
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2answers
308 views
User registration with Repository pattern
I have been developing a simple login registration page with PHP using the repository pattern. Following are the business rules :
During registration
Email must be unique.
Email must be a valid ...
10
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1answer
544 views
Repository Pattern without an ORM
I'm trying to learn the Repository pattern, and I have some questions regarding my current understanding of it.
All the examples I've been able to find of database repositories use ORMs, but for a ...
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0answers
823 views
Identity repository pattern with UnitOfWork, GenericRepository and Unity
I created an application from 3 layers, DAL, BLL, and Representation layer in ASP.NET Web API. In DAL i have 4 Classes:
- DatabaseContext.cs, UnitOfWork.cs, GenericRepository and UserInfo. In BLL i ...
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1answer
1k views
Repository pattern for books in EF6
I am working on a generic repository. And I wondered if anyone could give some feedback on it.
Interface for DbContext:
...
3
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1answer
2k views
Repository Pattern universal application
When I started learning Repository Pattern with Unity few days ago I was under impression that the main benefit of this pattern is the separation of data layer from the business layer.
In other words,...
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1answer
4k views
Service-Repository pattern with IoC, NPoco micro-ORM and unit tests
I'm trying to build a Web API using best practices, based on a simple proof-of-concept using students.
My goal is to build the system using:
Onion Architecture to seperate concerns.
Service-...
