Transaction Management
@Transactional under the hood, propagation, isolation, rollback rules — and life beyond single-database ACID.
- 1✓
How does @Transactional work under the hood? Where does the transaction actually live?
senior - 2✓
Explain transaction propagation. REQUIRED vs REQUIRES_NEW vs NESTED — and when does each matter?
staff🎬 animated - 3✓
Walk through isolation levels and their anomalies. What do real databases actually give you?
staff - 4✓
When does @Transactional roll back — and what's your checklist for the classic ways it silently fails?
senior - 5✓
Transactions across services: why is 2PC avoided, and how do sagas and the outbox pattern replace it?
architect