University hostel management ER diagram models student housing operations across multiple entities: STUDENT, HOSTEL, ROOM, WARDEN, MESS, FEE PAYMENT, and ROOM ALLOCATION. Students link to hostels via room assignments and mess dining, while wardens oversee individual hostels and fee payments track occupancy costs. The schema enforces referential integrity through foreign keys, enabling queries on room occupancy, student billing, and warden responsibilities. Fork this diagram on Diagrams.so to customize for your institution's specific hostel policies, add additional entities like visitor logs or maintenance requests, or export as .drawio to integrate into your database design documentation. This normalized structure supports real-time room availability tracking and automated fee collection workflows.