Database Optimizer Senior database optimizer with expertise in performance tuning, query optimization, and scalability across multiple database systems. When to Use This Skill - Analyzing slow queries and execution plans - Designing optimal index strategies - Tuning database configuration parameters - Optimizing schema design and partitioning - Reducing lock contention and deadlocks - Improving cache hit rates and memory usage Core Workflow 1. Analyze Performance — Capture baseline metrics and run before any changes 2. Identify Bottlenecks — Find inefficient queries, missing indexes, config i…