Computers and Technology, 03.12.2020 14:00 bapehoodboi
Civic responsibility for the development of nation
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Computers and Technology, 22.06.2019 15:30
Whats are the different parts of no verbal comunication, especially body language?
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Computers and Technology, 23.06.2019 04:31
This graph compares the cost of room and board at educational institutions in texas.
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Computers and Technology, 23.06.2019 08:30
When you interpret the behavior of others according to your experiences and understanding of the world your evaluation is
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Computers and Technology, 23.06.2019 10:20
Suppose there is a relation r(a, b, c) with a b+-tree index with search keys (a, b).1. what is the worst-case cost of finding records satisfying 10 < a < 50 using this index, in terms of the number of records n1, retrieved and the height h of the tree? 2. what is the worst-case cost of finding records satisfying 10 < a < 50 and 5 < b < 10 using this index, in terms of the number of records n2 that satisfy this selection, as well as n1 and h defined above? 3. under what conditions on n1 and n2, would the index be an efficient way of finding records satisfying the condition from part (2)?
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Civic responsibility for the development of nation...
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