Using @Transactional Like a Pro
summary
Covers practical use of Java transactions with Spring Data JPA in high-load asynchronous systems using Kafka. Explains when to start, continue or open new @Transactional boundaries, what database locks appear during transactions, how to avoid row-lock queues with timeouts, and techniques to keep consistency without relying on DB locks; includes live-coding examples of common mistakes.
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chapters (10)
- 0:00Introduction
- 1:47Duplicate likes problem
- 7:52What is a transaction
- 11:03Transaction isolation levels
- 24:29Transaction propagation
- 39:19Lock types
- 55:03Deadlock problem
- 1:00:06Transaction timeouts
- 1:04:03Transaction overhead
- 1:07:55Transaction optimization
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