Spring Data JPA Query By Example: Write 10x Less Code for Dynamic Searches

Tired of writing endless custom repository methods for your Spring Boot applications? In this tutorial, I&show you how Query By Example (QBE) can revolutionize the way you handle dynamic database searches. Whether you&building a search form with multiple filters or need flexible querying capabilities, QBE is about to become your new best friend! 🚀 In this comprehensive tutorial, we&build a complete Spring Boot application that demonstrates the power of Query By Example. I&walk you through every step, from basic setup to advanced implementation, showing you how to eliminate boilerplate code and create clean, maintainable search functionality. What You&Learn: • How to implement Query By Example in Spring Data JPA • Techniques for creating dynamic searches without custom repository methods • Best practices for building flexible database queries • Advanced QBE features like ExampleMatcher and custom matching rules • Integration with PostgreSQL using Docker • Real-world examples with employee data management Video Chapters: 00:00 - Introduction & Overview 02:15 - Project Setup with Spring Boot 04:30 - Understanding Query By Example Basics 08:45 - Implementing Your First QBE Query 12:30 - Advanced Query Matching Techniques 16:20 - Working with Multiple Search Criteria 19:45 - Best Practices & When to Use QBE 23:15 - Demo: Building a Search API 27:30 - Testing Your Implementation 31:00 - Final Tips & Conclusion 🔨 Tools & Technologies Used: • Spring Boot 3.3.5 • Java 23 •...