Design a production-grade database architecture for a {{application}} in the {{industry}} industry using {{database_type}}. Write in a {{tone}} tone. Output must include: Requirements Analysis, Schema Design, Relationships and Data Integrity, Query Optimization, Scaling Plan, Migration and Evolution, and Backup and Recovery. Maximum 1800 words. Use Markdown headers and bullet points. Bold key terms. Every recommendation must be specific to {{application}} and {{industry}}. If uncertain, skip that section. Paste any relevant background information after these instructions before running.