Following is an ER diagram for the visa processing system. The ER diagram provides an overview of the various relationships between different entities involved in the system. The entities are the applicant, visa, processing center, officer, document, application, and application process.
The visa entity maintains a record of type, duration, and requirements. The document entity contains related files linked to the applicant regarding the application. The processing center and officer denote locations where applications are processed by specific individuals who have been assigned to these tasks under the application process framework. Thus, it summarizes how visas are obtained in an organized manner.
Desktop
