Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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When an optimistic approach to concurrency control is applied, it is common for transactions to take a long time to complete. Explain.
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- Explain the relationship between transaction manager storage require- ment and transactionsize (number of operations per transaction) for a transaction manager using an optimistictimestamp ordering for concurrency control. No hand written and fast answer with explanationarrow_forwardWhen an optimistic approach to concurrency management is used, it is typical for transactions to take a long time to complete. Explain?arrow_forwardExplain the concept of deadlock in the context of concurrency control. Provide an algorithm or strategy for detecting and resolving deadlocks in a concurrent system.arrow_forward
- Determine the top three problems that arise from processing transactions simultaneously. Exhibit how concurrency management may help these problems be avoided.arrow_forwardWhat mechanisms ensure that a transaction does not negatively impact other concurrent transactions?arrow_forwardWhen you take the bull by the horns and apply an optimistic approach to concurrency control, it's no surprise that transactions can drag their feet and take forever to wrap up. Explain?arrow_forward
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