What are the factors that can work against linear scaleup in a transaction processing system? Which of the factors are likely to be themost important in each of the following architectures: shared memory, shared disk, and shared nothing?
Answer to relevant QuestionsConsider a bank that has a collection of sites, each running a database system. Suppose the only way the databases interact is by electronic transfer of money between one another. Would such a system qualify as a distributed ...When is it useful to have replication or fragmentation of data? Explain your answer.If we apply a distributed version of the multiple-granularity protocol of Chapter to a distributed database, the site responsible for the root of the DAG may become a bottleneck. Suppose we modify that protocol as ...Compute r x s for the relations as shown below.Consider join processing using symmetric fragment and replicate with range partitioning how can you optimize the evaluation if the join condition is of the form | r.A − s.B| ≤ k, where k is a small constant. ...
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