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Database Management SystemDiscuss the correspondence between E-R model construct and the relation model construct. Show how each E-R model construct can be append to the relational model using the following description of an organization: An organization uses number of items of an equipment to produce goods. Each item is at one LOCATION, of one TYPE and has a DETAILED_DISCRIPTION. Faults on the equipment are identified by a unique FAULT_ID and are reported at a TIME_REPORTED. Any number of persons may be assigned to a fault and work on the fault until it is fixed. The TIME_FIXED is recorded as the TIME_SPENT by each person on a fault. Any number of parts may be used to repair a fault. The QTY_USED of each part is recorded against the fault. Each part is identified by a PART_ID and has a given weight and MAX_DIMENSION and can have any number of colors.201910mDatabase Management SystemDesign an ER diagram for a Hospital Management System containing Patients, Doctors, Departments, and Appointments. Clearly identify entities, attributes, relationships, and cardinalities.20257mDatabase Management SystemWrite a short note on types of attributes and their representation in E-R model with neat figures.20194mDatabase Management SystemConstruct an *E-R diagram* for a university registrar's office. The office maintains data about each class, including the instructor, the enrollment, and the time and place of the class meetings. For each class pair, a grade is recorded. Document all assumptions that you make about the mapping constraints.202014m
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