4528. Optimizer Engineering: optimizer-trace analysis — Automate the workflow with idempotent retries and observability. — SaaS — Laravel Query Builder
Scenario: A SaaS application must handle optimizer-trace analysis. Automate the workflow with idempotent retries and observability. Explain the invariant, SQL strategy, transaction/locking behavior, failure handling, observability and test plan. Use MySQL 8-oriented syntax where applicable.
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