Modern Database Management
13th Edition
ISBN: 9780134773650
Author: Hoffer
Publisher: PEARSON
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Chapter 7, Problem 7.19PAE
Program Plan Intro
Advantages of optimistic concurrency control over the pessimistic concurrency control.
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What exactly is the goal of concurrency control?
What is "optimistic concurrency control", and how does it differ from "pessimistic concurrency control"?
How do optimistic and pessimistic concurrency control techniques differ?
Chapter 7 Solutions
Modern Database Management
Ch. 7 - Prob. 7.1RQCh. 7 - Prob. 7.2RQCh. 7 - Prob. 7.3RQCh. 7 - Prob. 7.4RQCh. 7 - Describe the advantages and disadvantages of...Ch. 7 - Describe the common components needed to create a...Ch. 7 - What are the six common steps needed to access...Ch. 7 - Prob. 7.8RQCh. 7 - Prob. 7.9RQCh. 7 - Prob. 7.10PAE
Ch. 7 - Prob. 7.11PAECh. 7 - Prob. 7.12PAECh. 7 - Prob. 7.13PAECh. 7 - Find some dynamic Web site code, such as that...Ch. 7 - Prob. 7.15PAECh. 7 - Prob. 7.16PAECh. 7 - Prob. 7.17PAECh. 7 - Consider the example code shown in Figure 7-10....Ch. 7 - Prob. 7.19PAECh. 7 - Prob. 7.20PAECh. 7 - Prob. 7.21PAECh. 7 - Prob. 7.22PAECh. 7 - Prob. 7.23PAECh. 7 - Prob. 7.24PAE
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- What are the main objectives of concurrency control techniques?arrow_forwardWhat is the appeal of optimistic concurrency control approaches? Why might optimistic concurrency control approaches not be used even if they provide better expected performance?arrow_forwardExplain the trade-off that exists in concurrency controlarrow_forward
- What is a deadlock in the context of concurrency control, and how can it be prevented or resolved?arrow_forwardWhat are the benefits of "transaction pooling" in high-concurrency systems?arrow_forwardWhat are the practical applications of optimistic concurrency control techniques, such as Software Transactional Memory (STM), in modern software development?arrow_forward
- Explain the "cascading rollback" problem in concurrency control.arrow_forwardIn the context of concurrency control, explain what deadlock detection and prevention techniques are, and provide examples of each.arrow_forwardHow can "optimistic concurrency control" benefit systems with low conflict rates?arrow_forward
- Discuss the three possible settings for concurrency and provide examples from each of them.arrow_forwardThree possible scenarios for concurrency may be described and shown.arrow_forwardWhat are some emerging trends and research areas in the field of concurrency control, such as machine learning-based approaches or blockchain-based solutions?arrow_forward
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