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IS
Question Practice

What does the UNIQUE constraint ensure for a column in a table?

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MCQ_SA
CBSE
Class 11
Informatics Practices
Informatics Practices
Introduction to Structured Que...
Question Bank

What does the UNIQUE constrain...

Single Answer MCQ
Q-00066994

What does the UNIQUE constraint ensure for a column in a table?

1

No NULL values are allowed

2

Values must be distinct

3

Values can be duplicated

4

Values are always numeric

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