@Transactional in Spring Boot Explained 🔥 | Internal Working + Practical Rollback Demo

In this video, we deeply understand how @Transactional works internally in Spring Boot with a complete practical implementation and rollback demonstration. So far in our Database Master Series, we: Built JDBC manually Managed commit & rollback manually Implemented HikariCP Configured Spring Boot auto database setup But now comes the most important backend concept: How does Spring Boot manage transactions without writing: commit(); rollback(); setAutoCommit(false); In this video, you’ll learn: How @Transactional works internally Spring AOP Proxy mechanism Automatic rollback demo RuntimeException vs Checked Exception behavior Why transactions work only on public methods Why self-invocation breaks transactions Concepts Covered: Spring Proxy AOP Rollback behavior Service layer transactions Transaction lifecycle rollbackFor Isolation levels Important Insight: Spring does NOT remove JDBC. It abstracts transaction management on top of JDBC. 🔔 Subscribe to Analyst Adda for Java, Spring Boot, JDBC, HikariCP, backend engineering & system design tutorials. Previous Videos: HikariCP Practical Implementation Spring Boot Auto Configuration Next Video: Isolation Levels Deep Dive 🔥 #SpringBoot #Transactional #Java #SpringTransactionManagement #BackendDevelopment #JDBC #SpringAOP #AnalystAdda