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Exam 1z0-052 topic 2 question 25 discussion

Actual exam question from Oracle's 1z0-052
Question #: 25
Topic #: 2
[All 1z0-052 Questions]

While observing the index statistics, you find that an index is highly fragmented, thereby resulting in poor database performance. Which option would you use to reduce fragmentation without affecting the users who are currently using the index?

  • A. Validate the index structure using the ANALYZE...INDEX command.
  • B. Rebuild the index using the ALTER INDEX..REBUILD ONLINE command.
  • C. Change the block space utilization parameters using the ALTER INDEX command.
  • D. Deallocate the unused space in the index using the ALTER INDEX ... DEALLOCATE UNUSED command.
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Suggested Answer: B 🗳️
by [deleted] at April 4, 2025, 7:22 a.m.

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