A database relation may have the values of certain attributes encrypted for security. Why do database systems not support indexing on encrypted attributes? Using your answer to this question, explain why database systems do not allow encryption of primary-key attributes.

A database relation may have the values of certain attributes encrypted for security. Why do database systems not support indexing on encrypted attributes? Using your answer to this question, explain why database systems do not allow encryption of primary-key attributes.

MIS

9th Edition

ISBN:9781337681919

Author:BIDGOLI

Publisher:BIDGOLI

Chapter3: Database Systems, Data Warehouses, And Data Marts

Section: Chapter Questions

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A database relation may have the values of certain attributes encrypted for security. Why do database systems not support indexing on encrypted attributes?
Using your answer to this question, explain why database systems do not allow encryption of primary-key attributes.

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The values of certain attributes in a database relation may be encrypted for security reasons. Why don't database systems index encrypted characteristics?Your answer to this question should include an explanation of why database systems do not support primary-key characteristic encryption.
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Several relational database property values may be encrypted for security purposes. Exist any justifications for why database systems lack encrypted attributes?In what way do you believe the absence of encryption for primary-key characteristics in database systems presents a problem?
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How can foreign keys guarantee the consistency of a database? In what ways can we verify your assertions?
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