**Database Architecture** modern data center, rows of servers, futuristic neon lights, complex network cables, centralized database system, cloud storage, virtual private cloud, multi-layer architecture, load balancers, application servers, data warehouses, ETL processes, real-time analytics, scalable infrastructure, high availability, fault-tolerant systems, disaster recovery, 3D visualization, detailed circuit boards, metallic surfaces, dimly lit atmosphere, cinematic composition. **Database Design** ER diagram, relational database management system, schema design, table relationships, indexing strategies, query optimization, data modeling, conceptual design, logical design, physical design, normalization rules, entity-relationship diagrams, use case scenarios, user interface, wireframing tools, SQL syntax highlighting, code completion suggestions, debugging interfaces, dark mode UI, minimalist workspace, subtle animations.