(a) parisons performed in the worst case? Explain your answer. How does this change impact the total number of com-

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Problem 2 In the INSERTIONSORT implementation we showed in class
we compared the element we were placing with each element in the sorted
subarray until we found the correct position. Since the subarray is sorted
we can use binary search to find the correct final position. (Reminder:
BINARYSEARCH performs O(log n) comparison in the worst case)
(a)
How does this change impact the total number of com-
parisons performed in the worst case? Explain your answer.
Transcribed Image Text:Problem 2 In the INSERTIONSORT implementation we showed in class we compared the element we were placing with each element in the sorted subarray until we found the correct position. Since the subarray is sorted we can use binary search to find the correct final position. (Reminder: BINARYSEARCH performs O(log n) comparison in the worst case) (a) How does this change impact the total number of com- parisons performed in the worst case? Explain your answer.
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(b)
totic complexity?
Will this change actually improve the worst case asymp-
Explain your answer.
Transcribed Image Text:(b) totic complexity? Will this change actually improve the worst case asymp- Explain your answer.
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