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Managing Databases with Oracle

Q1:

Which statement about sequences is not true?

A A sequence is an object that generates a sequential series of unique numbers.

B Sequences are most often used to provide values for surrogate keys.

C NextVal and CurrVal are both sequence methods.

D Sequences guarantee valid surrogate key values.

ANS:D - Sequences guarantee valid surrogate key values.

No answer description is available.



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