M5 • Plan Forensics & Production Tuning
Level 7 - Architect - Plan Forensics & Production Tuning
Read execution plans and tune safely in production: cardinality errors, plan instability, locking/concurrency effects, and rollout guardrails.
Module Coverage
20 questions focused on interview-style decision making, trade-offs, and scalable SQL design.
execution plan analysiscardinality estimationparameter sniffingconcurrency impactsafe tuning rollout