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Category: Computer Science
Suppose you have a table for a tutoring service. The fields are the student's identification number, student's name, student's telephone number, student's email address, tutoring session identification number, tutoring session meeting day, tutoring session meeting time, name of tutor, and tutor identification number. Assume that each student has on...
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Category: Computer Science
What three types of anomalies can be exhibited by a table, and what problems do they cause?
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Category: Computer Science
Figure A-24 displays an Employee table where the EmployeeID and PositionID form a composite primary key. The table contains insertion, deletion, and update anomalies. Identify at least one of each type of anomaly contained within the table. Figure A-24 Table with update anomalies Employee EmployeeID PositionID Last Name Health Plan PlanDesc 1426 C ...
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