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Explain the paths in the association network
We can analyze use of paths in the association network as given below:
For each and every operation, we must know the followings:
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
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An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A
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