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Which of the following is not an integrity constraint?

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+1 vote
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in Database Management by (119k points)
Which of the following is not an integrity constraint?

(a) Not null

(b) Positive

(c) Unique

(d) Check ‘predicate’

I had been asked this question in an online interview.

I want to ask this question from Integrity Constraints in portion SQL : Queries, Constraints and Triggers of Database Management

1 Answer

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Best answer
Right option is (b) Positive

Best explanation: Positive is a value and not a constraint.

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