Which of the following statements with regards to indexed sequential file organization is correct? a. The search
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Which of the following statements with regards to indexed sequential file organization is correct?
a. The search key of a sparse index is a unique key (i.e., a primary key or candidate key).
b. Sparse indexes are generally faster than dense indexes.
c. Entries of dense indexes always refer to a group of records.
d. Dense indexes are more complex to maintain than sparse indexes.
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Related Book For
Principles Of Database Management The Practical Guide To Storing Managing And Analyzing Big And Small Data
ISBN: 9781107186125
1st Edition
Authors: Wilfried Lemahieu, Seppe Vanden Broucke, Bart Baesens
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