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University XYZ needs a database that keeps track of students, what classes they taken and the grades for each of the classes. In addition, they need to know what instructors are on staff and the courses they are approved to teach. It is necessary to track rooms for each campus including capacities as well as special facilities for each room.
Indicate the changes (using the shorthand representation) that you would need to make to the original premiere products database desing to support the following requirements.
Draw an Entity Relationship diagram for the system and Identify the table design for the database displaying all the fields/attributes. Ensure that all tables are in 3NF. You also need to identify the primary keys and foreign keys, where applicable..
List the students ID, name, GPA, and course Number such that all students have GPA greater than 3 . 5 and enrolled in a course in Jan 1, 2011. Find the names of all students who have GPA greater than 3.
Create ERD containing Order and Customer entity types connected by 1-M relationship from Customer to Order. Select suiatble relationship name using your common knowledge of intersection.
Course: data mining. Require a 7 page essay on subjects: Warehouse Architectures: the paper requires to contain information about centralized, federated, and tiered data warehouse.
Assignment 5: Logical Design, Part II, Explain the problems associated with data redundancy as it pertains to effectively using information for reporting and analysis.
Design a Database schema
What is meant by cardinality of a relationship? Your answer requires to be thorough and specific. Be sure to include the two types of cardinality
There are six major types of information systems which organisations use in their operations. Discuss how these information systems support managers in their decision making role Explain the datawarehouse and data mining concepts using appropria..
Write down the complete transaction using SQL.
Give examples of binary 1:N relationships, for (a) an optional-to-optional relationship, (b) an optional-to-mandatory relationship,
Is software measurement equivalent to software metrics? What makes them different?
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