Question

What is the advantage of using a wavelet tree for predicate access in HDT-FoQ?

a.

It provides instant access to all predicates.

b.

It requires less space than the original Sp.

c.

It enables efficient predicate locating in logarithmic time.

d.

It supports a large number of different predicates.

Posted under Big Data Computing

Answer: (c).It enables efficient predicate locating in logarithmic time. Explanation:The advantage of using a wavelet tree for predicate access in HDT-FoQ is that it enables efficient predicate locating in logarithmic time.

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Q. What is the advantage of using a wavelet tree for predicate access in HDT-FoQ?

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