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selective replication this is a combination of generating small fragments of relation and replicating them rather than a entire relation the data
data fragmentationfragmentation includes decomposing the data in relation to non-overlapping component relationswhy do we require fragmenting a
use of partial data by applications in common applications work with views rather than whole relations thus it may be more appropriate to work
increases efficiency data is stored close to most often used site therefore retrieval would be faster also data that is not required by local
whether writing listening speaking or attending meetings communication skills are critical to your success in university and work
parallelism of transaction execution a transaction can be divided into various sub-queries that can operate on fragments in parallel this enhances
security data not needed by local applications is not stored at the site therefore no unnecessary security violations may existbut how can we carry
suppose that the width of a rectangle is three feet shorter than length and that the perimeter of the rectangle is 84 feeta set up an
john has a choice of using one of two parking garages when he visits downtownoption1 8 an hour for the first two hours then 2 and hour for each
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The major fossil fuels differ in the amount of carbon dioxide they emit into the atmosphere when burned. From worst to least, these are
Potential environmental impacts of different energy sources 1. Release of radioactive material 2. Release of hazardous materials used in
Question: Which of the following best illustrates sound science? Question Answer a. selecting a source of energy based upon profitability and yield of tax dolla
How does the distance between South America and Africa compare between the PETM and today? Why do you think that is?
Deforestation occurs when large areas of trees are cut down. Which of the following impacts on the environment would result from deforestation?
A group of students found metamorphic rocks near a campsite. The presence of metamorphic rocks is most likely evidence of?
As a river enters a larger body of water, sediments are deposited over a wide area. Which of these landforms is likely to be formed at the site of deposition?