Which database function improves data retrieval speed by creating an efficient access structure?
Options
- A. Indexing
- B. Data deletion
- C. Transaction rollback
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
A. Indexing
Detailed Explanation
- Indexing: Creates an additional data structure to speed up data retrieval.
- Indexes can reduce the need to scan every row in a table.
- Indexes require additional storage and may slow down some write operations.