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Database Management Elasticsearch Objective
May 11, 2013

Which is reason for a unique primary index (UPI)?

Choose the correct answer:
A) A UPI access is a one AMP operation
B) A UPI guarantees even data distribution
C) A UPI is the primary key of the table
D) A UPI requires no duplicate row checking during loads
Detailed Explanation

option A, b and D is the right answer.

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