Give an example of a relational-algebra expression and a query-processing strategy in each of the following situations:
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Give an example of a relational-algebra expression and a query-processing strategy in each of the following situations:
a. MRU is preferable to LRU.
b. LRU is preferable to MRU.
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a MRU is preferable to LRU where R1 1 R2 is computed by using a nestedloop processing strategy wh...View the full answer
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