A Comprehensive Guide to Repository Pattern in .NET: Implementation and Best Practices

Dhananjay Patil
6 min readAug 23, 2024

In this comprehensive tutorial, we’ll explore the ins and outs of the Repository Pattern in ASP.NET Core, along with the Generic Repository Pattern, Unit of Work, and other essential concepts. By the end of this guide, you’ll have a deep understanding of these design patterns, and we’ll walk you through creating a project from the ground up, demonstrating how to implement a clean architecture for efficient data access.

Table of Contents

Introduction

  • What is the Repository Pattern?
  • Why Use the Repository Pattern in ASP.NET Core?

Setting Up the Project

  • Creating an ASP.NET Core Web API Project
  • Installing Necessary Packages

Understanding the Repository Pattern

  • Defining the Repository Pattern
  • Key Benefits of the Repository Pattern

Creating the Database Context

  • Setting Up Entity Framework Core
  • Configuring the Application’s Data Layer

Implementing the Generic Repository

  • Creating the Repository Interface

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Dhananjay Patil

Hi, I'm Dhananjay, a passionate software developer specializing in .NET, database management, and web applications