Is the schedule S1 cascadeless and recoverable? Justify your answer. Draw the precedence graph of schedule S1 Is S1 conflict-serializable? Explain briefly. If S1 is conflict-serializable, write down all equivalent serial schedules.
Is the schedule S1 cascadeless and recoverable? Justify your answer. Draw the precedence graph of schedule S1 Is S1 conflict-serializable? Explain briefly. If S1 is conflict-serializable, write down all equivalent serial schedules.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Consider the schedule S1 consists of three transactions T1, T2, T3 as the following:
Answer the following question:
- Is the schedule S1 cascadeless and recoverable? Justify your answer.
- Draw the precedence graph of schedule S1
- Is S1 conflict-serializable? Explain briefly. If S1 is conflict-serializable, write down all equivalent serial schedules.
![S1
T1
T2
T3
R(A)
R(B)
W(B)
R(B)
R(C)
commit
R(D)
commit
R(D)
Commit](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F77ee74d2-9cf4-4a2c-be20-2ea730545f31%2F5c9fc597-32b2-454d-bb1b-602037651ea9%2Fxb6jxfd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:S1
T1
T2
T3
R(A)
R(B)
W(B)
R(B)
R(C)
commit
R(D)
commit
R(D)
Commit
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