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Exam 1z0-071 topic 1 question 174 discussion

Actual exam question from Oracle's 1z0-071
Question #: 174
Topic #: 1
[All 1z0-071 Questions]

Which statement is true about TRUNCATE and DELETE?

  • A. For tables with multiple indexes and triggers DELETE is faster than TRUNCATE.
  • B. For large tables TRUNCATE is faster than DELETE.
  • C. You can never TRUNCATE a table if foreign key constraints will be violated.
  • D. You can never DELETE rows from a table if foreign key constraints will be violated.
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Suggested Answer: B 🗳️
by Ricx24 at Feb. 21, 2023, 3:56 a.m.

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kay000001
2 months ago
Selected Answer: C
Answer is C. The key word is 'if' foreign contstraints will be be violated. Meaning, the TRUNCATE 'will' violate the foreign constraints.
upvoted 1 times
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lucemqy
1 year, 1 month ago
Selected Answer: B
B correct answer should be B
upvoted 1 times
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jm9999
1 year, 3 months ago
Selected Answer: B
the exception to C is if the constraint is self referential which contradicts the user of 'never' in the statement
upvoted 1 times
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Darnun
1 year, 9 months ago
Selected Answer: B
https://www.examtopics.com/discussions/oracle/view/15064-exam-1z0-071-topic-1-question-268-discussion/
upvoted 2 times
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Ricx24
1 year, 10 months ago
Selected Answer: B
The correct answer is B (Truncate operations drop and re-create the table, which is much faster than deleting rows one by one, particularly for large tables)
upvoted 1 times
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