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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

mhmadesk
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2022-07-07
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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.

  1. Index
  2. Reference
  3. Assertion
  4. Timestamp
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mhmadesk
2022-07-07
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 (a).Index

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