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M3Concurrency & Isolation

Level 9 - Distinguished - Concurrency & Isolation

Diagnose and prevent contention failures: lock trees, deadlocks, isolation anomalies, and retry/backoff correctness.

Module Coverage

9 questions focused on interview-style decision making, trade-offs, and scalable SQL design.

lock contentiondeadlock analysisisolation anomaliesretry/idempotency