Execution Plan Analysis Use this skill to triage SQL Server actual or estimated execution plans, especially ShowPlan XML. Treat the plan as evidence, not a verdict: validate schema, data types, indexes, row counts, partitioning, parameter values, and local-vs-linked-server execution before recommending rewrites or indexes. Required Inputs Ask for the smallest set needed to verify the plan: - SQL Server version, database compatibility level, and Azure SQL vs boxed SQL Server. - Actual plan when available; estimated plan if execution is unsafe. - Query text, parameter values, SET options if rel…