Discussion :: DBMS MCQs
- What are composite indexes ?
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A.
Are those which are composed by database for its internal use
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B.
A composite index is a combination of index on 2 or more columns
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C.
Composite index can never be created
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D.
None of the mentioned
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Answer : Option B
Explanation :
A composite index is a combination of index on 2 or more columns
A composite index is an index on two or more columns of a table.
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