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Computer Engineering
Consider a federated database system in which it is guaranteed that at most one global transaction is active at any time, and every local site ensures local serializability.a. Suggest ways in which the federated database system can ensure thatthere is at most one active global transaction at any time.b. Show by example that it is possible for a nonserializable global scheduleto result despite the assumptions.

Consider a federated database system in which it is guaranteed that at most one global transaction is active at any time, and every local site ensures local serializability.a. Suggest ways in which the federated database system can ensure thatthere is at most one active global transaction at any time.b. Show by example that it is possible for a nonserializable global scheduleto result despite the assumptions.

Computer Networking: A Top-Down Approach (7th Edition)
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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Consider a federated database system in which it is guaranteed that at most one global transaction is active at any time, and every local site ensures local serializability.
a. Suggest ways in which the federated database system can ensure that
there is at most one active global transaction at any time.
b. Show by example that it is possible for a nonserializable global schedule
to result despite the assumptions.
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