The IT manager at Sports Physical Therapy would like to incorporate a data integrity constraint to ensure
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The IT manager at Sports Physical Therapy would like to incorporate a data integrity constraint to ensure accuracy and consistency to the database. Specifically, the manager wants to consider a legal value for the UnitOfTime field in the Therapies table. What is a reasonable legal value constraint for this field?
a. >15
b. <15
c. <=60
d. >=0
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Related Book For
Concepts Of Database Management
ISBN: 9780357422083
10th Edition
Authors: Lisa Friedrichsen, Lisa Ruffolo, Ellen Monk, Joy L. Starks, Philip J. Pratt
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