Learn/Python/Python — Advanced/Performance Engineering/Checkpoint: Performance/N+1 rescue with a query counterN+1 rescue with a query counterChallenge on lesson: Checkpoint: PerformanceInstructionsCodeOutputImplement fetch_user_orders using at most 2 db.query calls total; per-user order lists preserve db row order; empty user_ids returns {} with zero queries.Difficulty: advancedSubmitPress Submit to check your solution.Back to lesson: Checkpoint: Performance