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Discussion :: DBMS MCQs

  1. An ________ on an attribute of a relation is a data structure that allows the database system to find those tuples in the relation that have a specified value for that attribute efficiently, without scanning through all the tuples of the relation.
    2. A.
    Index
    B.
    Reference
    C.
    Assertion
    D.
    Timestamp

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    Workspace

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    Answer : Option A

    Explanation :

    Index

    Index is the reference to the tuples in a relation.

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