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Question :
Suppose we have two kinds of doctors: hospital doctors and family physicians. In addition to the doctor's id number, name, specialty, and years of experience, we want to record the hospital name for the hospital doctors, and the office address for the family physicians.
There can be doctors that are working in a hospital who are at the same time family physicians in their free time.
Also there can be doctors for whom we don't know whether they are working in a hospital and/or whether they are family physicians or whether they are not working at all.
Draw an E/R diagram capturing the doctor class hierarchy.
Explain why the following two commands produce different results: SELECT DISTINCT COUNT (V_CODE) FROM PRODUCT; SELECT COUNT (DISTINCT V_CODE) FROM PRODUCT.
Design a third-normal-form database storing the same information as these two tables. Draw an entity-relationship diagram .
Explain your analysis and database requirements. Defend your solution and provide details on the business value of your solution
CS688 Data Mining - define an application problem, apply three algorithms to solve the problem, and conduct an empirical comparison of the algorithms
Describe the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form.
Provide a brief synopsis analyzing the detailed requirements of your prototype database design and design a database prototype that includes diagrams, data dictionary, design decisions, limitations, etc.
Your assignment is to design a database for a utility company to manage customer's monthly bills. You will design the database, insert some sample data, and implement a set of required features.
Display the details ofall the listed shares/companies along with its share registry details - Display the total number of transactions performed for each of the buy orders placed.
Create a Web application using the techniques presented in this course for an admin user to manage the user accounts of the application you developed.
Which of the following is not a basic component of a database system? Which of the following terms is synonymous with "tuple"
Find the names of all students who are enrolled in two classes that meet at the same time. Find the names of faculty members who teach in every room in which some class is taught.
Design a database solution and the potential business rules that could be used to house the sales transactions of the department store.
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