Which SQL command removes all rows from a table while retaining its structure?
Options
- A. DROP TABLE
- B. TRUNCATE TABLE
- C. ALTER TABLE
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
B. TRUNCATE TABLE
Detailed Explanation
- TRUNCATE TABLE: Removes all rows from a table while retaining its table definition.
- It does not use a WHERE clause.
- Its rollback and identity-reset behavior depends on the DBMS.