Learn YII with Real Code Examples
Updated Nov 27, 2025
Performance Notes
Use query caching to reduce database load
Enable HTTP and data caching
Optimize Active Record queries
Use eager loading to prevent N+1 issues
Deploy with PHP opcache enabled
Security Notes
Use CSRF validation in forms
Validate and sanitize user input
Use RBAC for access control
Escape output in views
Keep Yii framework and extensions updated
Monitoring Analytics
Yii debugger toolbar for runtime analysis
Track application logs in runtime/logs
Monitor background jobs and queues
Integrate with New Relic or Datadog
Measure performance and optimize queries
Code Quality
Follow PSR coding standards
Use dependency injection and components
Write tests for critical functionality
Create reusable and modular code
Document code and API endpoints