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Which of the following index operation require additional disk space?

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Which of the following index operation require additional disk space?

(a) UPDATE INDEX

(b) DROP INDEX MOVE TO

(c) ALTER INDEX ADD CONSTRAINT

(d) All of the mentioned

I got this question in semester exam.

Enquiry is from Indexing Strategies in section Performance Tuning and Optimization of SQL Server

1 Answer

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Best answer
Correct choice is (b) DROP INDEX MOVE TO

Best explanation: DROP INDEX MOVE TO applies only to clustered indexes.

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