Spring Boot JPA & Hibernate: Entity Mapping & Loading
Learn JPA and Hibernate entity mapping, relationship annotations, fetch strategies, and how to avoid N+1 queries and LazyInitializationException in Spring Boot.
Learn JPA and Hibernate entity mapping, relationship annotations, fetch strategies, and how to avoid N+1 queries and LazyInitializationException in Spring Boot.
Configure logging in Spring Boot with SLF4J, Logback setup, structured JSON logging, and log group configurations for cleaner production logs.
Learn to implement custom metrics, timers, and counters with Micrometer in Spring Boot for Prometheus-based observability and production monitoring.
Learn how to integrate MongoDB, Redis, and Cassandra with Spring Data in your Spring Boot applications for scalable NoSQL solutions.
Manage environment-specific configuration in Spring Boot using profiles, @Profile annotation, and property file naming conventions.
Master Spring Boot request/response handling with @RequestBody, @ResponseBody, HttpEntity. Learn serialization, validation, common pitfalls, and security best practices.
Master Spring Boot REST endpoint mapping: @RestController, @RequestMapping, @GetMapping, path variables, query params, and handler method signatures.
Learn Spring Boot task scheduling with @Scheduled, asynchronous processing with @Async, and custom TaskExecutor configuration.
Master Spring Boot servlet container configuration: custom ports, SSL/TLS setup, and graceful shutdown for production-ready applications.
Isolate Spring Boot layers with slice testing: @WebMvcTest for web, @DataJpaTest for persistence, and @JsonTest for serialization testing.