Create detailed database architecture documentation with Mermaid diagrams including:
- Class hierarchy and design patterns (Factory, DAO, Strategy, Template Method)
- Connection management flows and lifecycle
- Database table structures and entity relationships
- SQL dialect handling for SQL Server and MySQL
- Data flow and batch processing logic
- Code examples and best practices
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>