Repository Pattern
Repository pattern (trade-offs, use cases), contracts, service layer, SOLID principles, dependency inversion, testability, when NOT to use
1What is the Repository Pattern in Laravel?
What is the Repository Pattern in Laravel?
Câu trả lời
The Repository Pattern is a design pattern that adds an abstraction layer between business logic and the data layer. It encapsulates data access logic in dedicated classes (repositories), allowing separation of concerns and making code more testable. Unlike using Eloquent directly in controllers, the repository centralizes complex queries and facilitates changing data sources without impacting the rest of the application.
2In which scenario does the Repository Pattern provide the most value?
In which scenario does the Repository Pattern provide the most value?
Câu trả lời
The Repository Pattern is particularly useful in complex applications with sophisticated queries and multiple data sources. It shines in enterprise projects where data access logic is complex, reused in multiple places, or likely to change (e.g., migrating from MySQL to MongoDB). For simple CRUDs or small applications, it may constitute unnecessary over-engineering.
3What is the main trade-off of the Repository Pattern?
What is the main trade-off of the Repository Pattern?
Câu trả lời
The main trade-off is increased code complexity and number of files to maintain. Each repository adds at least 2 files (interface + implementation), which can quickly become verbose in simple applications. Laravel Eloquent is already a powerful abstraction that solves 80% of use cases, and adding an extra layer can slow down development without real benefit if queries remain simple.
How does the Repository Pattern apply the SOLID Dependency Inversion Principle?
What is the main advantage of the Repository Pattern for testing?
+17 câu hỏi phỏng vấn
Các chủ đề phỏng vấn Laravel khác
PHP Basics
PHP OOP Essentials
Composer & Autoloading
Laravel Fundamentals
Laravel Routing
Blade Templates
Request & Response
Eloquent ORM Basics
Eloquent Relationships
Migrations & Schema Builder
Validation & Forms
Authentication
Authorization & Policies
API Resources & Authentication
Middleware
Service Container & DI
Queues & Jobs
Events & Listeners
Notifications & Mail
File Storage
Testing & PHPUnit
Caching
Livewire & Inertia
Eloquent Advanced
Laravel Packages
Performance Optimization
Security Best Practices
Laravel Octane
Laravel Distributed Systems
Observability & Monitoring
Deployment & DevOps
Nắm vững Laravel cho lần phỏng vấn tiếp theo
Truy cập tất cả câu hỏi, flashcards, bài kiểm tra kỹ thuật, bài tập code review và mô phỏng phỏng vấn.
Bắt đầu miễn phí