Contrast the following terms: a. Physical file; tablespace b. Normalization; denormalization c. Range control; null control d.
Question:
Contrast the following terms:
a. Physical file; tablespace
b. Normalization; denormalization
c. Range control; null control
d. Secondary key; primary key
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a A physical file is a named portion of secondary memory magnetic tape hard disk allocated for the p...View the full answer
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Related Book For
Essentials of Database Management
ISBN: 978-0133405682
1st edition
Authors: Jeffrey A. Hoffer, Heikki Topi, Ramesh Venkataraman
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