E38387e38383e38389e383ade38383e382af Articles

How to Implement Pessimistic Locking (@Lock) with Spring Boot + JPA - PESSIMISTIC_WRITE and Deadlock Prevention

Learn how to apply PESSIMISTIC_WRITE/READ using Spring Data's JPA @Lock, verify the issuance of SELECT ... FOR UPDATE, control timeouts with jakarta.persistence.lock.timeout, avoid deadlocks, and choose between pessimistic and optimistic locking—explained with real code.

2026-07-04