Oracle database architecture, complex network, multiple servers, CPU cores, RAM, storage devices, hard disk drives, solid-state drives, data warehouses, backup systems, cloud infrastructure, virtual machines, routers, switches, firewalls, intrusion detection systems, load balancers, application servers, web servers, database servers, SAN storage, NAS storage, high availability, replication, clustering, grid computing, Oracle RAC, Exadata, ZFS, InfiniBand, 10GbE network, redundant power supplies, cooling systems, air conditioning, data center, server room, raised floor, cable management, UPS backup, diesel generator, security cameras, access control systems, biometric authentication, facial recognition, panoramic view, top-down composition, soft lighting, cinematic atmosphere.