Answer the following questions about the database indexes. a) What are the differences among the primary, secondary,
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a) What are the differences among the primary, secondary, and clustering indexes?
b) Why can we have at most one primary or clustering index on a file, but several secondary indexes?
c) How does multilevel indexing improve the efficiency of searching an index file?
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a Primary Index Primary index and cluster index both are same Primary index is also known as Cluster...View the full answer
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Related Book For
Fundamentals Of Database Systems
ISBN: 9780133970777
7th Edition
Authors: Ramez Elmasri, Shamkant Navathe
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