DATABASE SYSTEM CONCEPTS LCPO
7th Edition
ISBN: 9781265586577
Author: SILBERSCHATZ
Publisher: MCG
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Chapter 9, Problem 10PE
Explanation of Solution
Explanation:
- When the whole
database is encrypted, it is typically easy and simple for the database to do decryption since data is obtained from the disk to the main memory.- Thus, in memory, storage is typically unencrypted.
- With the above solution, the entire database including indices is usually encrypted on the disk; however, typically unencrypted in the main memory...
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The functional dependencies are:
St_ID → L_Name, F_Name, Phone_No, St_Lic, Lic_No
St_Lic → Lic_No
Code → Fine
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