Following is an ER diagram for an event management system. The various entities involved in the management system are described with the aid of the ER diagram below. The various elements involved include the entities represented using the small rectangular boxes, their attributes using oval shapes, and the relationship among the entities.The ER diagram for the event management system illustrates how events are organized and managed. Entities such as Event, Attendee, Organizer, Venue, and Vendor depict various stakeholders and their responsibilities. Organizers plan events held at venues, with vendors providing services like catering or entertainment for a fee.