Question: Discuss the relative advantages of centralized and distributed d
Discuss the relative advantages of centralized and distributed databases.
Answer to relevant QuestionsExplain how the following differ: fragmentation transparency, replication transparency, and location transparency.Consider a failure that occurs during 2PC for a transaction. For each possible failure that you listed in Exercise 19.6a, explain how 2PC ensures transaction atomicity despite the failure.Discuss the advantages and disadvantages of the two methods that we presented in Section 19.5.2 for generating globally unique timestamps.For each of the three partitioning techniques, namely round-robin, hash partitioning, and range partitioning, give an example of a query for which that partitioning technique would provide the fastest response.Describe the benefits and drawbacks of pipelined parallelism.
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