DB A1 A2 F. Figure 18.15 Granularity hierarchy.
Database Systems: Design, Implementation, & Management
12th Edition
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter16: Database Administration And Security
Section: Chapter Questions
Problem 14RQ
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Question
Outline the key similarities and differences between the timestamp-based implementation of the first-committer-wins version of snapshot isolation, described in Exercise 18.15, and the optimistic-concurrency control-without-readvalidation scheme, described in Section 18.9.3. |
![DB
A1
A2
F.
Figure 18.15 Granularity hierarchy.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3c8343d2-a2e8-4b90-b1dc-226833717cd4%2F54ed7972-418b-42f4-8fd4-60caf350df6f%2Fg5pjjoi_processed.png&w=3840&q=75)
Transcribed Image Text:DB
A1
A2
F.
Figure 18.15 Granularity hierarchy.
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