Computers and Technology, 07.07.2019 07:00, naurelysm
Sara has just started using the internet. she would like to be more efficient . in 3-4, give sara some advice about how to be more efficient while using the web
Answers: 1
Computers and Technology, 22.06.2019 12:40, Courtneymorris19
The most complicated four letter word
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Computers and Technology, 23.06.2019 01:50, rhonda45801
Free points just awnser this. what should i watch on netflix
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Computers and Technology, 23.06.2019 06:30, eddsworldfrantic
You have a small company and want to keep your costs low, but it is important your employees share data. which network would provide you with the most economical solution?
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Computers and Technology, 23.06.2019 10:20, chonawilson4
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)?
Answers: 1
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